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| Management number | 231899591 | Release Date | 2026/06/18 | List Price | $7.93 | Model Number | 231899591 | ||
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One Hundred Puzzles To Sharpen Young MindsA progressive workbook of olympiad-style math challenges for curious children ages 8 to 12 (Grades 3 to 6). Each of the eight chapters opens with a clear, friendly lesson packed with concrete tips and tricks, then offers a set of challenges rated from one-star warm-ups to five-star olympiad puzzles. Every challenge is solved step by step, with the classic pitfalls flagged and the smartest strategies explained.What's InsideMental math shortcuts: multiplications by 5, 9, 11, 25, divisibility, grouping, decompositionNumber patterns and mystery sequences, including Fibonacci-style and triangular numbersGeometry: perimeter, area, symmetry, counting hidden figuresEveryday word problems: ages, money, distances, recipes, sharingPure logic: deduction, true and false reasoning, counterexamples, eliminationCounting without missing or double-counting, plus measurement and unit conversionA final chapter of mixed challenges that combine every idea from the bookA fitting companion for the Math Kangaroo and school olympiads, and a fun resource for any young problem solver. Read more
| ASIN | B0H23LWSV6 |
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| ISBN13 | 979-8197229489 |
| Language | English |
| Publisher | Independently published |
| Dimensions | 8.5 x 0.21 x 11 inches |
| Item Weight | 10.1 ounces |
| Print length | 88 pages |
| Publication date | May 16, 2026 |
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