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Playlist: Bookmarks

A Halloween Costume Gone Wrong

Let’s go roller skating in a Halloween costume! What could possibly go wrong?

Holiday vs Holiday (from a Mascot’s Perspective)

Want something to do during the holiday season that is both fun and involves thinking? Get students writing about what a snowman would think about Halloween or what a ghost would think about Thanksgiving.

Rounding Numbers (But Not To 10)

What could we possibly do to make rounding more interesting for students who already get it? In this series, students consider how they might round to values other than “the nearest 10.” How, for example, do we round to the nearest 9? 7? 15?

Math Curiosity: Magic Squares

Imagine a 3×3 square in which every row, column, and diagonal have the same sum. That’s a magic square!

Math Curiosity: The Coloring Problem

No video gets me more email from students! How few colors can you use to color in any map so that no two, neighboring regions are the same color?

Fractals: Koch Snowflake

You could keep zooming in on this snowflake forever!

Academic Love Letters

What if Kylo Ren wrote a love letter to Abe Lincoln or the Sahara Desert wrote one to the Moon?

New Uses for Everyday Things

For Teachers

Here’s how Joelle Trayers gets even her youngest students ready to think in unexpected ways.

Multiple Perspectives in Primary

For Teachers

Even our youngest students can learn to think from multiple perspectives!