




1. 
For help, click on the Hints button.
To check your answer, click on the Solution button.

2. 
Here are some strategies that can help you solve Brain Teasers.
 Write a Number Sentence
 Find a Pattern
 Use Models to Act It Out
 Guess and Check
 Draw a Picture
 Make a Table
 Make a List
 Use Logical Thinking

3. 
To solve a Brain Teaser, try this fourstep process: Understand, Plan, Solve, and Look Back.
Understand
 What do you need to find out?
Plan
 What strategy can you use to solve the problem?
Solve
Look Back
 Do the answers match the facts in the problem?
 If you missed something, try again.

