The Proof! tabletop card game is the inspiration behind our free, online Math Puzzle Challenges. Each carefully constructed puzzle consists of a set of nine cards that hides a challenging equation. This is a hand-picked selection of our easier math games that are ideal for kids. If you would like, you can create an account to save your progress. Or if you already have an account, you can log in.

40.
Find 6 Different Pairs Less Than 0 Using Exactly 4 Cards Each
42.
Find 5 Different Quintuplets Greater Than 0
44.
Find Any Pair Using Addition At Least 4 Times
48.
Find 15 Different Pairs Greater Than 100
49.
Find Any Pair Using Subtraction At Least 6 Times
53.
Find a Pair of 2019's

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