# Surf for More Math

## Lesson 4 - Solving Equations by Inspection

To encourage students to have fun on the Web while learning about Solving Equations by Inspection, here are some games and interactive activities they can do on their own or in pairs.

### Goal

Solving equations by inspection .

### Builds Upon

Student Book pages 284-287

### Instructions for Use

Toothpick Puzzle lets students practice building toothpick patterns.

To use Toothpick Puzzle, left-click on the toothpick box to pull another toothpick out. Left click on a toothpick to select it. Once it is selected, rotate it 45 degrees by pressing the right mouse button (Alt-Click on a Mac) or "R" on the keyboard. Left-click on it to select it and drag it to the desired location.

Have students build toothpick patterns with different numbers of toothpicks. There is no limit on the number to use.

Solving an Equation lets students solve interactive equations.

To use Solving an Equation, click the "Start" button. Input the number in the text box for the expression. Click the "Check" button to see if the answer is correct.

Solve Equations by Inspection lets students solve basic equations through inspection by uncovering matching pairs of cards.

To use Solve Equations by Inspection, click on two squares to uncover the matching cards. Solve a basic equation by inspection.

Equation Match prompts students to find the value for 'x' to match the equations.

To use Equation Match, choose the level of difficulty and press "Start". Match the pairs by finding the equal values for 'x' in the equations. Press "Go" to continue.