Mindworks Brain Training Series 1: Numeric Puzzles Marvel FOOD GRADE SILICONE make up

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From the creators of I Love My Daddy

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Mindworks Brain Training Series 1: Numeric Puzzles Marvel FOOD GRADE SILICONE make upAge 7 to 12 Year Mindworks Brain Training: Numeric Puzzles is an accessible but stimulating collection of brain training puzzles, designed by a team of experts specifically to train your left brain arithmetic and mathematical abilities. Each puzzle has a difficulty rating and a suggested time limit, so that you can easily find puzzles that suit your current skill level and progress to more challenging ones as your mental agility increases. THIS BOOK