Lesson 5 - Communicate an Understanding of Geometric Concepts

To encourage students to have fun on the Web while learning about Communicate an Understanding of Geometric Concepts, here are some games and interactive activities they can do on their own or in pairs.

Goal

Use mathematical language to show what you know about a 3-D shape.

Builds Upon

Student Book pages 302-303

Instructions for Use

Tetrahedron lets students build a tetrahedron.

To use Tetrahedron, click on the 'Cut outs, net' link. Set the pull-down menu to tetrahedron. Move the slider slowly from 0 to 100. Click on the object and drag the left mouse button to rotate it. �

An Impossible Object helps students think about different 3-D shapes.

To use An Impossible Object, click on the object and drag the left mouse button to rotate it. Have students try to reproduce the object.