The Proof! tabletop card game is the inspiration behind our online game, the Weekly Challenge Math Puzzles. Each week we post a new set of nine cards that hides a challenging equation. This is a hand-picked selection of our math games that focus on square roots. Or see all of our math puzzles here.

JAN 22 2018

4

Find Any Triplet Using

At Least 6 Cards

FEB 05 2018

6

Find Any Pair of Fractions

MAR 05 2018

10

Find 9 Different Pairs

Using Exactly 3 Cards Each

MAR 19 2018

12

Find a Pair of 100's

APR 02 2018

14

Find Any Quadruplet

APR 23 2018

17

Find a Quadruplet of 1's

APR 30 2018

18

Find Any Pair Using At

Least 3 Square Roots

MAY 21 2018

21

Find 10 Different Quadruplets

Less Than 10

MAY 28 2018

22

Find Any Pair Using Multiplication

At Least 3 Times

JUN 11 2018

24

Find Any Pair Greater

Than 0 Using Exactly 8

JUN 25 2018

26

Find 6 Different Pairs

Less Than 20 Using Exactly

JUL 02 2018

27

Find Any Triplet

Using At Least 5

JUL 23 2018

30

Find Any Pair Greater

Than 0 Using All 9 Cards

AUG 06 2018

32

Find Two Different

Triplets

AUG 13 2018

33

Find a Pair of 27's

SEP 10 2018

37

Find a Triplet of 8/9's

OCT 15 2018

42

Find 5 Different Quintuplets

Greater Than 0

NOV 12 2018

46

Find a Quadruplet of 5/7's

DEC 10 2018

50

Find 2 Different Triplets

Greater Than 10

DEC 24 2018

52

Find 7 Different Pairs of

Fractions Less Than 1