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Spot the Alien

Use logic to find the alien invaders!

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Unravel the titles of famous songs!

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Weak Links

Three number chains have all constructed using the same rule. They all also have a number out of place, a 'weak link' that breaks the rule. The weak link occurs at the same position in all three chains. Can you find it?

Puzzle 1
Puzzle 2
Puzzle 3

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