Instructions
- Solve each brain game carefully. Read every clue before answering.
- Show your thinking with small notes, drawings, or arrows when helpful.
- Try the Brain Boost Challenge after completing the main games.
- If a puzzle feels tricky, use the hint provided. There may be more than one good strategy.
Game 1: Odd One Out
Circle the item that does not belong in each group. Write why it does not belong.
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Apple, banana, carrot, orange
Odd one out: ____ Why? ____
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2, 4, 6, 9, 10
Odd one out: ____ Why? ____
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Triangle, square, circle, rectangle
Odd one out: ____ Why? ____
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Whisper, shout, talk, pencil
Odd one out: ____ Why? ____
Hint: Look for a shared group, number rule, shape feature, or action.
Game 2: Pattern Power
Write the next two items in each pattern.
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2, 4, 6, 8, ,
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5, 10, 15, 20, ,
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30, 27, 24, 21, ,
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A, C, E, G, ,
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1, 2, 4, 8, ,
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100, 90, 80, 70, ,
Hint: Ask yourself, “What changes each time?”
Game 3: Secret Word Scramble
Unscramble each group of letters to make a word.
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TAC = ____
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RAETW = ____
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OOHCSL = ____
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NIPTAL = ____
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RIBDGE = ____
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RTEAS = ____
Bonus: Use one of the words in a sentence.
Sentence: ____
Game 4: Code Breaker
Use this code: A = 1, B = 2, C = 3, and so on. Decode the secret words.
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3 - 1 - 20 = ____
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4 - 15 - 7 = ____
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2 - 18 - 1 - 9 - 14 = ____
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19 - 20 - 1 - 18 = ____
Now make your own three-letter secret word. Write its number code.
Word: ____ Code: __
Game 5: Think It Through
Read each problem and write the answer. You may draw a picture to help.
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Mia has 12 stickers. She gives 5 to a friend. How many stickers does she have left?
Answer: ____
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Four birds each have 2 feet. How many bird feet are there altogether?
Answer: ____
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A movie starts at 3:00 and lasts 1 hour. What time does it end?
Answer: ____
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Sam has 20 cents. He finds 15 more cents. How much money does he have now?
Answer: ____
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There are 24 cookies. They are shared equally among 6 children. How many cookies does each child get?
Answer: ____
Game 6: Mystery Rules
Each row has a secret rule. Study the examples, then complete the missing answers.
Example: Rule: Add 3. 4 becomes 7.
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Rule: Add 5. 6 becomes 11. 10 becomes _____
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Rule: Subtract 2. 9 becomes 7. 15 becomes _____
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Rule: Double the number. 3 becomes 6. 8 becomes _____
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Rule: Add 10. 12 becomes 22. 25 becomes _____
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Rule: Halve the number. 20 becomes 10. 14 becomes _____
Game 7: Draw and Discover
Draw a shape that follows all three clues:
- It has 4 sides.
- It has 4 corners.
- It has two long sides and two short sides.
Your drawing:
What shape did you draw? ____
Brain Boost Challenge
A snack shop sells fruit cups for 3 coins each. Leo has 15 coins.
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How many fruit cups can Leo buy? ____
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How many coins will he have left? ____
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If Leo buys 2 fruit cups, how many coins will he have left? __
Explain your strategy:
Reflection
Which game was easiest for you? Why?
Which game made you think the hardest? What strategy helped you?
Answer Key
Game 1: Odd One Out
- Carrot; it is a vegetable, while the others are fruits.
- 9; it is odd, while the others are even.
- Circle; it has no straight sides or corners.
- Pencil; it is an object, while the others are ways to use your voice.
Game 2: Pattern Power
- 10, 12
- 25, 30
- 18, 15
- I, K
- 16, 32
- 60, 50
Game 3: Secret Word Scramble
- CAT
- WATER
- SCHOOL
- PAINT
- BRIDGE
- STAR
The bonus sentence answers will vary.
Game 4: Code Breaker
- CAT
- DOG
- BRAIN
- STAR
The student’s own word and code will vary. Check that each letter uses its correct alphabet number.
Game 5: Think It Through
- 7 stickers
- 8 bird feet
- 4:00
- 35 cents
- 4 cookies
Game 6: Mystery Rules
- 15
- 13
- 16
- 35
- 7
Game 7: Draw and Discover
A rectangle. The drawing should have 4 sides and 4 corners, with opposite sides matching in length.
Brain Boost Challenge
- 5 fruit cups
- 0 coins
- 9 coins