Puzzle 1
Some months have 30 days, some have 31, but how many have 28 days?
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Puzzle 2
Moving from letter to letter using the moves of a chess knight, can you find the letters 'PUZZLES' in order?
| Z | E | Z | S | Z | P | S |
| U | P | S | P | L | P | Z |
| S | U | L | U | U | E | U |
| E | E | P | U | S | U | P |
| P | Z | L | L | U | P | Z |
| Z | U | Z | S | U | L | P |
| E | P | Z | Z | E | L | U |
Note: this puzzle is not interactive, and the squares cannot be clicked.
The moves of a knight are:

Puzzle Copyright © Kevin Stone
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Puzzle 3
What number comes next in the sequence:
11 13 17 31 37 71 73 79 97 ?
Puzzle Copyright © Kevin Stone
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Puzzle 4
What word comes next in this sequence:
penguin umbrella zebra zip llama egg ?
Choose from:
salt, pen, ark, glass
Puzzle Copyright © Kevin Stone
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