* Building a better shapes book

Which one doesn’t belong? What if EVERY answer were correct? This is a fascinating post with a free download of Christopher’s book on shapes. Intriguing and useful for many grade levels.

Talking Math with Your Kids

There are many shapes books available for reading with children. Most of them are very bad. I have complained about this for years.

Now I have done something about it.

Most shapes books—whether board books for babies and toddlers, or more sophisticated books for school-aged children—are full of misinformation and missed opportunities. As an example, there is nearly always one page for squares and a separate one for rectangles. There is almost never a square on the rectangles page. That’s a missed opportunity. Often, the text says that a rectangle has two short sides and two long sides. That’s misinformation. A square is a special rectangle, just as a child is a special person.

After years of contemplation, I had a kernel of an idea the other night. The kids are back in school before I am, so I had some flex time available. One thing led to another and…

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