​​1 - Warm-up Exercise. No right answer.
2 - Right-Brain Exercise. The total number of squares is 30 (don't forget all the combinations of squares within squares).
3 - Right-Brain Exercise. C.
4 - Right-Brain Exercise. B.
5 - Right-Brain Exercise.​
 

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6 - Left-Brain Exercise. A rolling stone gathers no moss.
7 - Left-Brain Exercise. SOFT, LOFT, LEFT, LENT, LENS.
8 - Left-Brain Exercise. It will take 20 days to cover the entire pond, so half the pond will be covered in 19 days.
9 - Left-Brain Exercise. Shark; all of the others are mammals.
10 - Left-Brain Exercise. The answer is 4 (the square of 2) since the numbers are squares of the sequence 6, 5, 4, 3, and 2.
11 - Left-Brain Exercise. In the first box, the letter I is the only vowel. In the second box, the number 23 is the only one that cannot be divided by 2 or 3.
12 - Whole-Brain Exercise. She is a minister.
13 - Whole-Brain Exercise. Three socks. If your first sock is blue and your second sock is brown, the third will have to make a pair with one of the first two.
14 - Whole-Brain Exercise. Hans and Gerrie are standing with their backs to each other.
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