# Surf for More Math

## CHAPTER 11: 2-D AND 3-D GEOMETRY

**Lesson 7: Building Skeleton Models**

Use this interactive activity to encourage students to have fun on the Web while learning about building skeleton models. Students can try this activity on their own or in pairs.

**Goal**

Build skeleton models of 3-D objects.

**Builds Upon **

Student Book pages 268–269

**Instructions for Use**

Skeleton Shapes has students use their knowledge of edges, vertices, and faces of 3-D objects in visualizing the construction of skeleton models of different shapes.

Read the instructions on the page. Look at the shapes at the bottom of the page. How many straws and balls of modeling clay would you need to make skeleton models for each of those shapes.