42 is a composite number. 42 = 1 x 42, 2 x 21, 3 x 14, or 6 x 7. Factors of 42: 1, 2, 3, 6, 7, 14, 21, 42. Prime factorization: 42 = 2 x 3 x 7.

When 42 is a clue in the FIND THE FACTORS puzzles always use 6 and 7 as the factors.

I didn’t take Topology in college, but I knew people who did. It looked pretty fun.

Math and Science with My Kids shared a topological puzzle. It was interesting to read of his child’s frustration and eventual triumph. I learned something reading these, and you can too!

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