# Surf for More Math

## CHAPTER 5: MOTION GEOMETRY

**Lesson 3: Performing Reflections on a Grid **

Use these interactive activities to encourage students to have fun on the Web while learning about motion geometry. Students can try these activities on their own or in pairs.

**Goal**

Reflect shapes on a grid and describe their positions and orientation.

**Builds Upon**

Student Book pages 156–159

**Instructions for Use**

**BBC--Transformations** allows students to practice different types of transformations, including reflections.

Try to reflect the image of the house, to the location indicated by the shadow, by choosing a mirror line and placing it on the grid. Then try rotating the house. Finally, try translating the house.

**Wrapping Paper Patterns** allows students to complete a step by step quiz on flips, slides and turns.

Read through the definitions and examples of flips, slides, and turns and answer the questions as you go along.