How many cubes are missing?
20
Guess the height.
40
Guess the missing number.
18
Guess the numbers.
Circle=1 Square=8 Triangle=5
Give the result.
23
What's the missing number?
14
Count the cubes.
19
How many blocks are there?
9
Which letter will be hit?
B
Move 1 match stick to make the equation correct.
9 - 7 = 2
Crack the code.
394