When five of ten puzzles are borrowed from past episodes, we have a problem.

After playing through the past three Carmen Sandiego Adventures in Math games, I’ve built up a memory bank full of the puzzles that have been featured in each one. It’s pretty easy, as each game only contains ten puzzles and each feature repeat puzzles from prior installments. The Great Gateway Grab stays true to the series’ roots, as it has a total of three repeat puzzles with two that are extremely similar, though not identical, to past puzzles. When half of the puzzles in the game are repeats, it becomes very hard to suggest anyone buy it if they’ve been following along with the series.

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