Perfect for anyone young or old looking to sharpen their mental math skills, these fast and fun puzzles are designed to rejuvenate and stimulate the mind. A range of difficulty levels&;from beginner to advanced&;are included, making this a suitable collection for all ages and abilities. With puzzles that include simple addition and substraction as well as more challenging problems involving percentages, fractions, and square roots, these are the ultimate brain-training tools for people on the go and anyone who wants to expand their mental agility.
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Normal Lock is a former teacher and the author of a several puzzle books for kids, including 30 Second Challenge: Facts and Figures About Shape and Measurement, 30 Second Challenge: Mystery Numbers with Fractions, and Essential Number Skills.
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Librería: WorldofBooks, Goring-By-Sea, WS, Reino Unido
Paperback. Condición: Very Good. The book has been read, but is in excellent condition. Pages are intact and not marred by notes or highlighting. The spine remains undamaged. Nº de ref. del artículo: GOR001443168
Cantidad disponible: 1 disponibles
Librería: Sell Books, Elland, YORKS, Reino Unido
paperback. Condición: Acceptable. Please see the condition note after this for details, if this is missing please consider Acceptable to mean poor quality that could include major staining, water damage, writing, missing dustjacket, etc etc. Our books are dispatched from a Yorkshire former cotton mill. We list via barcode/ISBN so please note that the images are stock images and may not be the exact copy you receive, furthermore the details about edition and year might not be accurate as many publishers reuse the same ISBN for multiple editions and as we simply scan a barcode or enter an ISBN we do not check the validity of the edition data when listing. If you're looking for an exact edition please don't order (at least not without checking with us first, although we don't always have time to check). We aim to dispatch prompty, the service used will depend on order value and book size. We can ship to most countries, see our shipping policies. Payment is via Abe only. Nº de ref. del artículo: L-BBO01126-RAG-20250509-A
Cantidad disponible: 1 disponibles