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In this Magic Square 15 Puzzle, your task is to arrange the numbers 1 through 9 in the grid so that the numbers in each row, column, and main diagonal sum to 15. I’ve typed up so many different puzzles for my classroom over the years, but somehow I’ve managed to overlook including a basic …

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Today I’m sharing the Sum to Twenty-One Puzzle with you. Previously, I have shared similar puzzles called Sum to Twenty and Sum to Thirty. These puzzles are the creation of Marcy Cook. They were shared in THINK ABOUT IT! Mathematics Problems of the Day which was published by Creative Publications in 1982. The book is …

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I’ve been doing lots of blog reorganization lately which also happens to coincide with organizing some files on my computer and in my classroom. This has led me to discover a pile of puzzles that I created several years ago but have never got around to using with students or sharing here on my blog. …

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