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Downloadables

51 Esti-Mysteries

51 Brand New Esti-Mysteries!  Here they come!  5 Challenge Levels!  All New Images!   If you’ve used the Esti-Mysteries from the original Esti-Mysteries blog post, or the 15 additional Esti-Mysteries that I wrote for 20 Days of Number Sense and Rich Math Talk, you’ll really enjoy this new set!   I’m writing and releasing 51 Esti-Mysteries…

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100 Subitizing Slides & 10 Challenge Patterns

With a click, a pattern of dots appears on your screen.  Instantly your students tell how many.  They don’t count the dots.  Instead they simply know the total at a glance. Subitizing – when a person looks at a small set of objects and instantly detects the total without counting.  It’s a powerful process and…

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Cube Conversations

    Cube Conversations is a set of 80 (eighty!) animated lessons designed to promote visually rich math discourse.  I’ve designed these lessons to invite many voices and vantage points into classroom conversations. Much like Splat!, you control the animation with a few simple clicks  – and each click presents an opportunity for students to…

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Can You Solve the Duplicator Lab Riddles?

“You have unwittingly stumbled into a duplicator lab…” As you watch this brief, animated story about the duplicator lab – which includes 3 riddles – you may find yourself reaching for  a piece of paper, a pencil, and an entirely new kind of strategy. How challenging will it be to solve the riddles from inside…

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