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Math Puzzles

Stretch your math muscles with these puzzles.

Diagram shows a pyramid made of squares labeled with the following numbers. Row 1: 1; row 2: 3, 5; row 3: 7, 9, 11; row 4: 13, 15, 17, 19; row 5: 21, 23, 25, 27, 29; row 6: 31, 33, 35, 37, 39, 41; row 7: 43, 45, 47, 49, 51, 53, 55; row 8: 57. The numbers are not shown for the rest of the squares in row 8. Then the diagram skips ahead to row 100, in which numbers are not shown.
GamesJuly 20, 2024

Math Puzzle: An Odd Pyramid

Hans-Karl Eder
Diagram shows circles representing cities A–P and blue lines connecting each circle to two or more others.
GamesJuly 13, 2024

Math Puzzle: How Many Routes Can You Find?

Heinrich Hemme
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