October 13, 2015
Have some Halloween fun with the witch’s tale Room on the Broom. In this lively story by Julia Donaldson and Axel Scheffler, a witch makes room for her animal friends to ride on her broomstick… until there’s one too many animals, and the broom snaps in two. The central question of this book – Is there room on the broom for me? – is a mathematical one.
This second grader has uncertainty about the meaning of the digits. He is working to construct the understanding that place determines the value of a number.
Children like big numbers! Often before they can say all the numbers from one to one hundred reliably, children understand that one hundred is a lot. They quickly learn that one thousand is even more…