Playlist: Bookmarks
Ultimate (or Inception) Tic Tac Toe
What if each square on a Tic-Tac-Toe board had another Tic-Tac-Toe board inside of it?
Paragraphs: Systems of Sentences
Blow up a paragraph into individual sentences. Now reassemble it. The clues hiding in each sentence will surprise you.
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?
Building Creative Analogies
We’ll take two seemingly unrelated pieces of content (say volcanoes and the human body) and then build analogies to connect the two ideas. In the end, students can create a skit, comic, or story relating the two concepts.
Doubling Dollars
Say you have a dollar. Say you can double that dollar each day: $1, $2, $4, and so on. How long will it take to reach… one million dollars? Not as long as you might think!
Jabberwocky and Context Clues
Context clues lessons can be a disaster. Here, we expose students to a delightful classic packed with nonsense words (“Jabberwocky”) and ask them to decipher the meanings and parts of speech. Then, it’s only natural for students to write their own nonsense poems.
Showing A Character’s Trait
We tell students to ‘show, not tell’ — but that advice is useless until they experience the difference. This lesson makes it click.
Academic Love Letters
What if Kylo Ren wrote a love letter to Abe Lincoln or the Sahara Desert wrote one to the Moon?
Discovering Pi With Sticky Notes
Pi is mysterious and strange! Why not let students discover it on their own?
Exploring Circumference With Famous Circles
Let’s find how the diameter and circumference of famous circles are related.
Ways to Start a Sentence – Level 1
‘Add more variety!’ teachers say. But how? This lesson gives students actual techniques instead of vague advice.
The Game of 100
Who can get to 100 first in this simple, but delightful, math game?
A Grid-Based Fraction Project
You’ve got 60 spaces on a grid to create an amusement park, a house, a farm, or whatever you’d like. Divide it into seven pieces, order it by size, combine into two halves, and more in this fraction project.