# Surf for More Math

## CHAPTER 1: NUMBER RELATIONSHIPS

**Lesson 3: Square Roots of Perfect Squares **

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

**Goal**

Use a variety of strategies to determine square roots of a perfect square.

**Builds Upon**

Student Book pages 10–15

**Instructions for Use**

**Square Root** allows students to explore and then practise calculating both square numbers and square roots.

Follow through the steps to calculate the squares. Then represent each square number using concrete materials.

**Square Roots** allows students to play a matching game.

Click on “Matching.” You will be shown two sets of numbers. You must match the number in one column to the perfect square shown in the other column.