ORDERS PRIOR TO MARCH 31, 2025 ARE PREORDERS Use discount code #hdyc for free shipping within the US on an order that includes this book. Third in this series of mathy picture books worth talking about, How Did You Count? features beautiful photographs by Asha...
This follow up to Which One Doesn't Belong? brings the same spirit of playful mathematical fun to counting that its predecessor brings to geometry.
For many years, I wanted a better shapes book to read with my own children, and for parents and teachers to have in their homes and classrooms. This is that book.