Leaping Numbers – Leap Day Pattern Challenge Series

Leaping Numbers

Leap Day is coming on February 29.  I’m celebrating by posting some LEAPING Number Pattern Challenges.  The numbers leap and create a pattern for you to solve.  But, wait – there’s more!  The answer to each of the 29 patterns is shown at the end – and creates another pattern of it’s own.  If you…

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170 New Esti-Mysteries

new Esti Mystery Picture

This school year, I’ll be creating and posting 170 brand new Esti-Mysteries.  I’ll be posting a new one nearly every day for the rest of the school year – just like last year.  The purpose is the same as last year:  Sharing math joy with you all year long! Prepare for math joy and rich…

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The 3-Container Estimation Routine

3 Container Routine

The 3-Container Estimation Routine is a clear and simple routine that invites students to estimate and discuss their ideas.   This school year, I’ll be posting new sets of 3-Container Estimation Routines every Monday.   Watch this video to learn how to use the routine:       Note:  Use the blue download links below…

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150 New Esti-Mysteries

EM 346

This school year, I’m creating 150 brand new Esti-Mysteries.  I’ll be posting a new one nearly every day for the rest of the school year – just like last year.  This is my way of sharing math joy with you all year long!  Prepare for math joy and rich math talk in your classroom as…

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New Estimation Clipboards

EC 113

To date, I’ve created over 150 estimation clipboards – and I’m going to create more to share this year.  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…

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The 12 Most Popular Math Strategies and Downloads

12 most popular posts blog post image

Over the past 5 years, this blog has seen nearly 3.1 million views.  The most popular strategies from the blog all have one thing in common:  They include downloadable resources and strategies which can be immediately used in the classroom.  They are also free!  I’m sometimes asked these two questions: “Which are the most popular…

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FREE e-Book: Top 20 Teaching Tips for 2020

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At the beginning of every calendar year, I write something new for the education community. In 2017, I wrote Splat!  (It took me until nearly the middle of February to finish it that year!) In 2018, I wrote Cube Conversations (I actually managed to finish that series a few days early, just before January.) In…

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51 Esti-Mysteries

Esti Mystery Feature Pic

51 Brand New Esti-Mysteries!  4 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!   My goal was to write and post 51 brand new…

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100 Subitizing Slides & 10 Challenge Patterns

100 Subitizing Slides Blog Pic

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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