# Esti-Mysteries: Estimation Meets Math Mysteries

Introducing Esti-Mysteries!  Each image invites students to wonder what number is represented by the image.  As you click through the each Esti-Mystery, clues will appear that will allow the students to use math concepts to narrow the set of possibilities … Continue reading Esti-Mysteries: Estimation Meets Math Mysteries

# 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 … Continue reading 100 Subitizing Slides & 10 Challenge Patterns

# Splat! for Google Slides – 40 Lessons

For my educator friends who have access to Google Slides, but do not have access to PowerPoint, this post is for you.  Since Google Slides does not have the animation that makes the Splats become transparent, the Splat! reveal does … Continue reading Splat! for Google Slides – 40 Lessons

# 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 … Continue reading The Estimation Clipboard

# 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 … Continue reading Cube Conversations

# 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 … Continue reading Can You Solve the Duplicator Lab Riddles?

# The Nested Splat! Series

Here are 35 brand new Splat! lessons ready to download and use in your classroom. This time the Splats! are nested within each other. If you enjoyed 50 lessons in The Original Splat Series and the 20 lessons in The … Continue reading The Nested Splat! Series

# The Cube Carving Template

The Cube Carving Template allows you to create very interesting 3-dimensional images in 10 seconds or less.  This post includes the downloadable template and explains how to use it.  I also recommend viewing Color the Cube Connectors to learn about … Continue reading The Cube Carving Template

# The Fraction Splat! Series

Fraction Splats! have arrived!   The original Splat! post rocketed up to over 35,000 hits  in less than a month, which included over 19,000 lesson downloads!  All 50 lessons in the Splat! post involved whole numbers.  In this post, I’ve … Continue reading The Fraction Splat! Series