An introduction to a type of three-dimensional shape called a polyhedron. See examples and play with an interactive animation, showing the faces, vertices, and edges of pyramids, which are a type of polyhedron.

Explore molecule shapes by building molecules in 3D. How does molecule shape change with different numbers of bonds and electron pairs? Find out by adding single, double or triple bonds and lone pairs to the central atom. Then, compare...

Explore molecule shapes by building molecules in 3D. Find out how a molecule's shape changes as you add atoms to a molecule.

Help Peg and Cat move the net to collect the jewels while you hunt for solid shapes.

[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to count the number of faces in various three dimensional shapes.

A guide to support parents as they work with their students with two-dimensional and three-dimensional shapes.

As a whole group, students will sort a collection of three-dimensional objects into categories by shape. There should be several that fall into each of the categories below: Aligns with 1.G.A.1.

Discover 2D shapes and 3D objects from different views in Antarctica!

Interactive lessons featuring 2-D and 3-D shapes, angles, time, and symmetry. For each section, play a learning game, read a lesson that includes comprehensive vocabulary, and take a quiz to find out what you've learned.

[Free Registration/Login Required] Students will click on the point of the word and drag it to the correct figure. Click challenge me to answer practice questions and click learn more to watch a video.

Test your knowledge of rectangular prisms and cubes.

On this interactive website students practice various math skills using a real life scenario. Those skills include identifying 3D objects, identifying the similarities and differences in prisms and pyramids, and drawing 3D shapes such as...

Creating a cuboid with specific position and dimensions entails a function that maps a position and dimensions into an array of nodes and an array of edges.

Percy the Penguin needs to clean up his 3D shaped toys. Can you help him?

Activities explore forming ideas, images, and 3D shapes. For further information, click on one of the links provided.

Explore surface areas and nets with 2D and 3D shapes.

This is a Peg + Cat collection of 16 online math games. These include counting, numbers, 2D and 3D shapes, patterns, location, maps, and more.

Online activities are given to explore space and shape in geometry.

Practice your 3D visualization skills by rotating 2D shapes. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Practice your 3D visualization skills by rotating 2D shapes.

Students studying molecule shapes will better understand its concepts with this virtual experiment that tests how a molecule's shape changes due to repulsions between atoms. Learning is further enhanced by building molecules in 3D.

An architectural modeling lesson that first demonstrates how architects combine forms to create buildings and then provides instructions for building architectural models. Includes links to architectural terms and to useful illustrations...

An interactive game to find number of edges, surfaces and vertices of different geometric shapes.

Use this game resource to help children foster the skills of using 3-D shapes to build a spaceship that is just the right size and shape for its passengers.