Activity
University of Cambridge

University of Cambridge: Nrich: Triangles to Tetrahedra

For Students 3rd - 8th Standards
Given an unlimited number of a specific type of equilateral, isosceles, and right triangles create as many tetrahedra as are possible. Includes printout.
Activity
Annenberg Foundation

Annenberg Learner: Shadows

For Students Pre-K - 1st Standards
Can you judge an object by its shadow? Use your mental rotation skills to determine if a shadow can be produced by a particular shape.
Activity
Other

Freidenthal Instituut: Guess the View

For Students 9th - 10th Standards
Students are given a 3-D view of an object and then given a 2-D view of the object. Students must choose which of 6 views is being displayed from a list. This applet consists of 20 practice problems. [Requires Java.]
Lesson Plan
Alabama Learning Exchange

Alex: "Polly"gon Pockets

For Teachers 3rd - 8th Standards
Lesson plan that helps students explore the attributes of polygons through the use of cooperative groups. Students use jigsaw puzzles and foldable polygons. They also connect the attributes of specific polygons with objects in the real...
Lesson Plan
Alabama Learning Exchange

Alex: It's in the Bag

For Teachers 3rd - 5th
This lesson is a unique and fun way to review perimeter, angles, and types of adjectives. Students pick an object from the classroom that will fit in a paper lunch bag. They investigate their object and fill in the attached sheet. You...
Activity
Other

Building Houses With Side Views

For Students 9th - 10th Standards
In this resource, 2-D views and 3-D figures are explored. Students build houses consisting of cubes using the given top, front, and right views. [Requires Java.]
Activity
Other

Coloring 3 D Sides

For Students 9th - 10th Standards
Students use the colored portion of the 2-D drawings to color the correct face of the 3-D model. This applet consists of 20 problems. [Requires Java.]
Interactive
Other

Kinderweb: Educational Children's Games

For Students Pre-K - 1st Standards
Use this site to practice identifying shapes, colors, and animals with these interactive games.
Unit Plan
Khan Academy

Khan Academy: Shaded Areas

For Students 7th Standards
Practice finding the area of shaded figures.
Interactive
Other

Bright Productions Web Designs: Shape Game

For Students Pre-K - 1st Standards
You will enjoy this shape game. It tells you the name of a shape and all you have to do is click on the correct shape. If you get confused you can have another try.
Activity
University of Cambridge

University of Cambridge: Nrich: Instant Insanity

For Students 3rd - 8th Standards
Excellent interactive challenge working with cube nets to stack them in a specific order. Manipulate the cubes online to solve the problem.
Interactive
Government of Alberta

Learn Alberta: Math Interactives: Classifying Quadrilaterals

For Students 4th - 6th
This multimedia that includes a short video [1:19] and other interactive activities on Learn Alberta math resource looks at real-world examples of shape classification in the investigation and solving of crimes. The accompanying...
Online Course
Learn AP Physics

Learn Ap Physics: Physics B: Kinematics

For Students 9th - 10th
A site dedicated to help students prepare for the AP Physics B test. This specific site reviews kinematics including one and two dimensional motion and vectors. Site contains links to video lectures and practice problems.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.g Cube Ninjas!

For Teachers 7th
In this lesson, 7th graders slice three dimensional objects to determine what two dimensional shape is created.
Whiteboard
ClassFlow

Class Flow: Shapes Congruent

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] In this lesson students, will develop an understanding of geometric concepts and use them to identify, measure and compare a variety of two-dimensional and 3-dimensional shapes using models, pictures,...
Lesson Plan
University of Texas at Austin

The University of Texas Mc Donald Observatory: Shadow Play

For Teachers K - 1st
Everyone and everything has a shadow. Shadows illustrate how three-dimensional objects can be viewed in two dimensions.
Activity
Texas Instruments

Texas Instruments: Drawing on Your Knowledge

For Teachers 6th - 8th Standards
In this activity, students will understand the basic geometric concepts of parallelism and perpendicularity, and will also able to use rectangular coordinates to make congruent objects. They will display understanding of parts of...
Handout
Texas Education Agency

Texas Gateway: Kinematics Section Summary

For Students 10th - 12th
This is a summary of the main topics for AP Physics Chapter 2 Kinematics. These include Displacement; Vectors, Scalars, and Coordinate Systems; Time, Velocity, and Speed; Acceleration; Motion Equations for Constant Acceleration in One...
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Fire Hydrant

For Students 3rd - 8th Standards
Discover how the geometric shape of an object directly relates to its usefullness in this math challenge from the NCTM Math Challenges for Families collection. A one page activity that you can print or download.
Website
Scholastic

Scholastic: I Spy

For Students Pre-K - 1st Standards
These interactive matching games for elementary age students combine visuals of familiar objects and rhyming riddles to create brain-teasing puzzles.
Interactive
University of Virginia

University of Virginia: Projectile Motion

For Students 9th - 10th
Applet site that allows the user to change various inputs and then see how the object will fly when launched. Applet even allows for air resistance.
Handout
The Math League

The Math League: Figures and Polygons

For Students 3rd - 8th Standards
This website has basic definitions for most polygons, regular and irregular.
Handout
The Math League

The Math League: Basic Terms: Lines

For Students 3rd - 5th Standards
This tutorial gives a very basic definition of lines.
Professional Doc
Other

Kindergarten Works: 10 Activities for Describing 3 D Shapes in Kindergarten

For Teachers Pre-K - K Standards
Describing 3D shapes in Pre-K and Kindergarten is now an expectation as it is a key geometry standard. This resource contains 3D shapes activities and resources for practicing this standard. Included are chants, videos, games, poetry,...