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## 423 geometry results | sort by: Most Recent First Alphabetical Most Viewed First

### Brain Teasers - Pedago.net

4 to 12
This simple site offers hundreds of brain teaser problems along with answers. Categories include friends, math, logic, optical illusions, puzzles, and more. Some topics are NOT suitable...more
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This simple site offers hundreds of brain teaser problems along with answers. Categories include friends, math, logic, optical illusions, puzzles, and more. Some topics are NOT suitable for the classroom (such as dating.) Each brain teaser is fairly short and includes a link to click on the answer.

tag(s): logic (246), optical illusions (12), problem solving (292), puzzles (205)

#### In the Classroom

Choose a problem to use for a problem of the day or problem of the week in your classroom. Students can explain the problem solving process in math journals. Use several problems in a math problem-solving center. Copy several problems and have students store them in math folders to complete when finished with other work.

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### Coin Toss - Shodor

4 to 9

This activity provides the opportunity to explore experimental probabilities through simulation of a coin toss. In this activity you can view the results as a list, ratios and probabilities,...more
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This activity provides the opportunity to explore experimental probabilities through simulation of a coin toss. In this activity you can view the results as a list, ratios and probabilities, and a table. In addition, the choice is available to view cumulative stats or not. The learners section of the site contains an explanation about probability and how it is used in science and medicine. The instructor portion has information on how the activity can be used in the classroom, links to standards, and similar resources.

tag(s): coins (7), percent (80), ratios (62)

#### In the Classroom

Use this site as an anticipatory set or "activator" to introduce a unit or lesson on the difference between chance and probability. Share the site on a projector or interactive whiteboard. Complete the activity showing results as a table. Then have students convert those results to a table and ratios. Allow students to explore the site and compare results - discuss comparisons between individual results and results found when combining all results.

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### Perimeter Explorer - Shodor

3 to 12

This applet provides practice calculating the perimeter of random shapes. Create random shapes or the site will make them for you, another option allows for creating a shape based on...more
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This applet provides practice calculating the perimeter of random shapes. Create random shapes or the site will make them for you, another option allows for creating a shape based on a pre-determined area. An explanation of perimeter is provided on the learners portion of the site. The instructors part of the site provides links to standards, a printable with exploration questions, classroom discussion information, and links to similar resources.

tag(s): area (71), perimeter (29)

#### In the Classroom

Introduce this site on your interactive whiteboard or projector. Then have students explore this site independently or in small groups to complete the exploration questions. Create a link on classroom computers to use as a center. Create a link on your classroom website or blog for students to practice at home. Have students create their own representations after exploring the site and allow other students to solve for perimeter and area.

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### Area Explorer - Shodor

3 to 9

This site provides multi-leveled practice with calculating the area of random shapes. The applet allows the creation of random shapes to be used in finding area. Options allow for changing...more
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This site provides multi-leveled practice with calculating the area of random shapes. The applet allows the creation of random shapes to be used in finding area. Options allow for changing the perimeter, displaying the rectangular outline, scored or not scored, and the amount of units to be included. The learner area of the site explains the concept of area and includes charts comparing metric to standard units as well as an explanation on how to convert square feet into square meters. The instructor area includes links to standards and some textbooks, information needed for classroom use, links to similar resources, and a link to downloadable exploration questions.

tag(s): angles (87), area (71), perimeter (29)

#### In the Classroom

Use this site as an anticipatory set or "activator" to introduce a unit or lesson on area on a projector or interactive whiteboard. Then have students complete the exploration questions on their own or with a partner. Use this site on a projector or interactive whiteboard to discuss and informally assess prior knowledge as you start your study of area. Make a link on classroom computers to use as a center activity.

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### Angles - Shodor

6 to 12

This site provides practice with vocabulary associated with angles. Common Core State Standards are addressed for fourth and seventh grades and geometry. The site is also appropriate...more
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This site provides practice with vocabulary associated with angles. Common Core State Standards are addressed for fourth and seventh grades and geometry. The site is also appropriate for younger grades to use when learning and processing information about angles. The learner section has detailed explanations about different types of angles that can be used as a review when working with angles. The instructor area has correlations to standards, classroom information, links to similar resources, and a downloadable exploration questions sheet. The activity allows options of one or two transverals and scoring can be used or turned off.

tag(s): angles (87), geometric shapes (167)

#### In the Classroom

Introduce this site with your interactive whiteboard or projector. Then have students explore this site independently or in small groups to complete the exploration questions. Use this site as an anticipatory set or "activator" to introduce a unit or lesson about angles on a projector or interactive whiteboard. Create a link to the site on your classroom webpage or blog for students to practice at home.

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### Single Fraction Finder - Shodor

6 to 8

Visually experiment with the relationship between the value of fractions and areas within a square or a circle with this activity. It also provides practice with viewing fractions in...more
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Visually experiment with the relationship between the value of fractions and areas within a square or a circle with this activity. It also provides practice with viewing fractions in a circle or square and the representation on a number line. Scoring is available; however, it can be turned off to allow students to practice freely. Be sure to check out the instructor area which provides links to standards, possible classroom uses, and links to related resources.

tag(s): area (71), fractions (229), geometric shapes (167), test prep (94)

#### In the Classroom

Introduce this site on your interactive whiteboard or projector. Then have students explore this site independently or in small groups. Provide this link on your class website for students to access both in and out of the classroom.

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### Linear Function Machine - Shodor

6 to 12

Explore simple linear functions with this activity. The function is always a simple line of y=(m*x)+b, any integers from -10 to 10 can be inputted. You can practice algebra skills,...more
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Explore simple linear functions with this activity. The function is always a simple line of y=(m*x)+b, any integers from -10 to 10 can be inputted. You can practice algebra skills, pattern finding, arithmetic skills, and exploring the function of variables. The instructor tab also includes standards addressed, possible issues that may come up in class discussion, and links to similar resources.

tag(s): equations (153), functions (69), patterns (87), variables (19)

#### In the Classroom

Display on the interactive whiteboard or projector when introducing linear functions. Explore different variables with the class and problem solving strategies to use when working with linear functions. Create a link on your classroom computer and allow students to work in pairs to create functions and predict outputs.

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### Topmark Interactive Whiteboard Resources - Topmarks

K to 12

This wonderful collection of interactive whiteboard activities is designed for students ages 3 to 18. Topics include Math, Literacy, Science, Physics, History, Art, Music, and Religion....more
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This wonderful collection of interactive whiteboard activities is designed for students ages 3 to 18. Topics include Math, Literacy, Science, Physics, History, Art, Music, and Religion. Within each topic are categories to help narrow down search results. Activities contain a short summary, a link to the resource, and some have objectives. Because this is a British site, be aware that some vocabulary and content may be unfamiliar to American students, so preview carefully before using.

tag(s): descriptive writing (42), energy (208), environment (320), forces (47), grammar (208), literacy (103), literature (264), map skills (80), maps (292), novels (22), persuasive writing (55), poetry (222), preK (284), religions (68), rhythm (21), rivers (24), seasons (36), shakespeare (110), speeches (19), spelling (166), water cycle (31), weather (206)

#### In the Classroom

Use activities offered on the site on your interactive whiteboard or projector either as a whole class activity or use your whiteboard as one of the learning centers in your class. Share with parents on your blog or classroom newsletter as a resource for practice at home.

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### How To SMILE - National Science Digital Library

K to 12

This site is a compilation of many math and science resources along with a social networking component. Currently there are almost 2000 activities, lessons, and videos and the site...more
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In case you are wondering about the title, SMILE is the Science and Math Informal Learning Educators pathway of the National Science Digital Library (NSDL).

tag(s): resources (105), social networking (106), STEM (199), video (269)

#### In the Classroom

This is a perfect way to organize and sort lessons by topic or age range for future classroom use or to share with fellow teachers. Create a community list of lessons to use within your district. Share this site with other teachers in your building or district as a resource for STEM lessons. Share the video clips on your interactive whiteboard or projector.

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### Online Conversion - Robert Fogt

3 to 12
This site is the ultimate resource for any measurement or conversion need. Calculators are included for Math, Science, Cooking, Time, and much more. Categories are listed in alphabetical...more
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This site is the ultimate resource for any measurement or conversion need. Calculators are included for Math, Science, Cooking, Time, and much more. Categories are listed in alphabetical order from Acceleration to Weight/Mass. Within each category are the different converters/calculators. For example, after choosing volume, choices include acres, barrels (dry, federal, liquid, and wine), cubic units, gallons, quarts teaspoons, yards, and more. Other interesting conversions include your weight on other planets, your age in dog years, and translations to and from Pig Latin. You are sure to find exactly the conversion for any need within this site along with others to use just for fun!

tag(s): conversions (29), measurement (179), temperature (33), time (139)

#### In the Classroom

Following a lesson on conversions, allow students to access the site to check answers. Mark this site in your favorites and share it on your TeachersFirst public age for quick access. Use as a handy resource on your interactive whiteboard or projector anytime that conversions come up in your classroom. Share this site with students through your class web page or TeachersFirst public page as a resource to use outside of class-- even when cooking with mom or dad!

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### Interactive Whiteboard Resources - Woodland Grange Primary School

K to 8

This site offers a growing bank of resources for elementary teachers to use with interactive whiteboards or projectors. If you don't have a whiteboard, files can be opened on computers...more
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tag(s): fluency (24), iwb (32), literacy (103), number sense (94), numbers (191)

#### In the Classroom

Introduce activities to your classroom then use this site as a learning center (use on computer if you don't have an interactive whiteboard.) These activities are perfect for at-home practice so share the site with parents through your classroom newsletter or blog and include practice for homework.

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### Quilting Techniques: Math Lesson Plans - Quilting Assistant

2 to 12

The primary purpose of this site is to offer information and techniques for quilters; however, they also offer 3 lesson plans that can be used in elementary, middle, or high ...more
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The primary purpose of this site is to offer information and techniques for quilters; however, they also offer 3 lesson plans that can be used in elementary, middle, or high school classrooms. The elementary lesson focuses on learning fractions through dividing up quilt squares including basic and advanced activities. The middle school lesson focuses on proportions. The high school activity is based upon polynomials. These would be fun activities for students to apply these math concepts through hands-on activities.

tag(s): angles (87), fractions (229), polynomials (28), symmetry (51)

#### In the Classroom

During Black History month or when learning about western expansion or colonial days, students may enjoy making quilts from fabric or paper and learning about the different patterns used in quilt making. Introduce this activity and have students label the different fractional amounts in the quilt squares. Practice adding fractions by writing the equations generated by making different quilt squares. Hang completed quilts in the classroom or hallway for an interesting display of work with fractions and proportion.

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### Templatemaker - Boxes - Paperandmore

1 to 8
This site offers several templates to make a variety of shaped boxes from folded card stock or paper. Create a pyramid, hexagonal, matchbox, takeout, trapezoid, flap, candy, bon-bon,...more
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This site offers several templates to make a variety of shaped boxes from folded card stock or paper. Create a pyramid, hexagonal, matchbox, takeout, trapezoid, flap, candy, bon-bon, or puffy box with these printable templates and directions.

tag(s): angles (87), area (71), crafts (39), geometric shapes (167), holidays (138), perimeter (29), printables (39), volume (53)

#### In the Classroom

Teach volume, area and perimeter while also creating useful gift boxes for holiday presents. This site will provide opportunities for visual spatial learners to learn mathematical principles about 2D and 3D figures, lines, angles, and planes. Download and print out the free templates onto vellum or card stock paper. Take advantage of the site's online directions and allow students to work on it in pairs so they can easily assist each other. Save this site in your favorites on classroom computers so students can practice paper folding independently. As a clever review activity for almost any curriculum topic, have students make and decorate a box, such as "secrets of the solar system" or "favorite vocabulary words" box, filling it with slips of paper with terms to define or explain. The decorations can be hints or images to fit the topic. Have student trade boxes to review.

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### Classroom Jeopardy - superteachtools.com

K to 12

Looking for an easy to use free jeopardy game? Look no further than this site. Download the application for free or create the activity to be played online. View and ...more
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Looking for an easy to use free jeopardy game? Look no further than this site. Download the application for free or create the activity to be played online. View and try activities already created online. If you like your project you can save it to a folder on your computer. There is a short video in the "How To" section that will walk you through the process of making, saving, and playing a Flash Jeopardy game. Those of you who have used the PowerPoint Jeopardy will find this flash version much less time consuming to create and to recreate new Jeopardy games.

tag(s): grammar review (41), matching (23)

#### In the Classroom

Use this great resource to create Jeopardy games for any content area. This resource is perfect for use on an interactive whiteboard or projector with a student emcee. Use for vocabulary/terms, identifying parts of anything, and reviewing for any curriculum topic. Use as an opener to a unit to determine what students already know. Play as a review game to assist learning for all students. Encourage students to create the clues and answers to their own Jeopardy review games as a creative way to review and reinforce. Learning support teachers may want to have students create review games together.

You or your students can copy and paste the HTML code for any game on your web page, wiki, or blog for easy access to any Flash Jeopardy Game.

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### PRIME Mathematics Encyclopedia (Platonic Realms Interactive Mathematics Encyclopedia) - B Sidney Smith

3 to 12
This site is an in-depth encyclopedia of mathematical terms. It is designed to be browsed alphabetically and you can input search terms in the box at the left-hand side of ...more
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This site is an in-depth encyclopedia of mathematical terms. It is designed to be browsed alphabetically and you can input search terms in the box at the left-hand side of the page. Search terms can be further refined by choosing either elementary or advanced level, and by choosing math topics to be included with the result. Some definitions include links to other explanations or outside links with more information.

tag(s): dictionaries (58), probability (135), problem solving (292), vocabulary (315)

#### In the Classroom

Create a link to the site on classroom computers to use as a student resource. Provide students with the definition of terms and challenge them to find the term being defined. Share this site with students and allow them time to explore the site. Create a scavenger hunt and ask students to search for different terms on the site.

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### Yacapaca! - Chalkface Project

4 to 12

This easy to use site allows you to make interactive online quizzes or use pre-made quizzes sorted by subject. You can upload classes, assign quizzes, and receive scores (if students...more
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This easy to use site allows you to make interactive online quizzes or use pre-made quizzes sorted by subject. You can upload classes, assign quizzes, and receive scores (if students are registered.) Current quizzes available range from Drama to Law to Math (and all core subjects). The format allows for any topic, and the enjoyable characters help to maintain student interest. Note: This site was created in the United Kingdom and follows the curriculum of the United Kingdom. You may notice slight spelling/pronunciation differences.

tag(s): assessment (118), quiz (84), quizzes (104)

#### In the Classroom

You can create and/or assign quizzes for any topic. You need not register students to simply assign an activity, but registration is required to keep and report scores. You simply check which countries to include to narrow activity searches, so decide whether alternate spellings might be an issue for your curriculum topic. Students can use quizzes either at home or in school. Use this site to help students review concepts and receive immediate feedback on their performance. There is a direct link in the quizzes to send a link to registered students or to share on social networking sites such as Facebook, iGoogle and Blogger. Assign small groups of students to create their own quiz for any topic you might be studying. Students can challenge their peers as a review.

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### EZSchool - EZSchool

K to 12
EZSchool is an educational portal that contains EZ worksheets, interactives, online study tools, and tutorials. Although this site is "busy" with clutter from some related advertisements,...more
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EZSchool is an educational portal that contains EZ worksheets, interactives, online study tools, and tutorials. Although this site is "busy" with clutter from some related advertisements, it is easy to navigate by grade level, subject, or more specific topics such as grammar, writing, and vocabulary for English, or word problems, geometry, and algebra for math, biology and chemistry for science, as well as Spanish, Japanese, and Hindi language activities. There are also SAT/PSAT practice questions with detailed answers. All materials are free to use, print, and distribute for use in the classroom or at home. The website is frequently updated with new activities. Weekly updates to the site are offered on the home page.

tag(s): grammar (208), japan (59), japanese (45), spanish (107), vocabulary (315), writing (364)

#### In the Classroom

Reinforce learning with these supplemental materials. Your students may practice as much as they want - for free! Print worksheets to leave in a folder for emergency substitute lesson plans or for homework, provide the link on your classroom web page or wiki for students to easily access from any computer, and project the interactives and other learning activities on your projector or interactive whiteboard. Note that some websites may be blocked.

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### The Math Forum - Drexel University

K to 12

This forum is a leading resource for mathematics information on the internet. Their purpose is to provide discussion and communication opportunities for all interested in math through...more
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tag(s): professional development (161), social networking (106)

#### In the Classroom

Browse the Teacher Exchange section of the site to find lessons to supplement current classroom activities. Visit Teacher2Teacher to post questions for other teachers or view current discussions. Stay current with latest mathematical practices and research through the Math Forum's newsletter.

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### World Maths Day - Mathletics

K to 12
This site offers all information on World Maths Day, usually held in March. World Maths Day has taken place each year since 2007. They plan to add science challenges. Students ...more
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This site offers all information on World Maths Day, usually held in March. World Maths Day has taken place each year since 2007. They plan to add science challenges. Students play at home and at school against other students around the world in live games of mental arithmetic. Each game lasts for 60 seconds and students can play up to 100 games, earning points for their personal tally. The students who answer the most questions correctly appear on the Hall of Fame. There are 5 different levels of play, 20 games on each level. All participants receive a digital certificate of achievement. Site resources include teacher and student quick launches, technical guides, and printable posters for the classroom.

tag(s): competitions (13), puzzles (205)

#### In the Classroom

Enroll your classroom and enjoy a fun Math Day by allowing students to participate in the Math games for a portion of their class time. Introduce the site on your interactive whiteboard, enroll your class and encourage them to participate from home for extra credit. Challenge other classes in your school to participate, record scores, and have a friendly competition for World Maths Day. Incorporate a PTO/PTA evening for family involvement.

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### Get the Turtle to the Pond - Illuminations

K to 8

This activity offers students practice with problem solving and directional skills. The goal is to follow directions (or create your own) and get the turtle to the pond. Extensions...more
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This activity offers students practice with problem solving and directional skills. The goal is to follow directions (or create your own) and get the turtle to the pond. Extensions are offered for getting the turtle to the pond in the shortest number of steps, straightest line, and more. Be sure to check out the lesson plan to the right of the applet for instructions on using in your classroom.

tag(s): maps (292), measurement (179)

#### In the Classroom

Introduce the site on your interactive whiteboard or projector and demonstrate how to create and follow directions, then allow students to explore the site on their own, with a partner, or on the interactive whiteboard themselves. Create a link on classroom computers for students to use as a center. After students complete a path, have them map it on a piece of paper, then post the different routes and sets of directions in your classroom for other students to follow. Extend the challenge further by having students make mystery paths throughout the school!