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Maths Puzzles Ages 10-11: brilliant puzzles for mathematical minds Key Stage 2

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Another Logic Workbook for Gritty Kids: Spatial Reasoning, Math Puzzles, Word Ga

Mind Teasers - Logic Puzzles & Games of Deduction by George J. Summers

My First Logic Workbook for Gritty Kids: Spatial Reasoning, Math Puzzles, Logic

3 brain teaser &puzzle books:Lateral thinking puzzles,super lateral thinking,etc