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Random Puzzles 


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Puzzle 1 


Starting in the bottom left corner and moving either up or right, how many ways are there to get to the top right corner and make a total of 10?

Note: this puzzle is not interactive, and the numbers cannot be clicked.

Puzzle Copyright © Kevin Stone

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Puzzle 2 


What animal comes next in this sequence:

dog · rooster · monkey · sheep · horse · snake · ?

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Puzzle 3 


What is the next number in the sequence:

32 · 35 · 40 · 44 · 52 · 112 · ?

Puzzle Copyright © Kevin Stone

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Puzzle 4 


Starting with COLD, change one letter at a time until you have the word WARM.

Each change leaves the other letters in their original places and must result in a common word.

What is the minimum number of steps required to achieve this change?

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