New Estimation Clipboards

To date, I’ve created 101 estimation clipboards – and I’m going to create more to share this month.  They are very fun and easy to use – and your student will love them!  They are also a very exciting and powerful way to build number sense.  As I create more, I will post them here.…

Read More

The Estimation Clipboard

The Estimation Clipboard is a set of 40 lessons that each include 4 highly similar images.  Each image provides an invitation to estimate.  Then as new images are introduced, the students’ context and intrigue will grow – and so will their excitement. Jennifer Barker recently wrote about her experience with The Estimation Clipboard in her…

Read More