Playlist: Bookmarks
Squiggles Introduction
What do you see in this squiggle?
An Olympic Sized Pool and Jet Fuel (Episode 3)
How many times could you fill up a jet plane using the fuel that would fit in an olympic-sized pool?
Fizz Buzz: A Counting and Divisibility Game
Ready for a tricky counting and divisibility game?
Looping Grid Art
Pick a few numbers, draw some corresponding lines on grid paper, and you’ll end up with some interesting, looping math-y art!
A Lunar Survival Mission
A favorite of mine! This task is delightfully complex and ambiguous, forcing students to make choices without enough information and with no right answer. How will they survive on the moon for three days?
Game: Number Scrabble
What if we played Tic-Tac-Toe with numbers and instead of three-in-a-row, we add up to 15? Well… then we’d have Number Scrabble!
Punctuation Power
In a sentence, punctuation may seem meek when compared to those mighty words, but punctuation has incredible power over the meaning of a sentence. Students will try re-punctuating sentences to find new meanings – without changing a single word!
Paragraphs: Systems of Sentences
Blow up a paragraph into individual sentences. Now reassemble it. The clues hiding in each sentence will surprise you.
The Personalities of Rocks
What would an igneous rock be like? Would it get along with a sedimentary rock? Could they handle the hot personality of a metamorphic rock?
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?
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!
Ways to Start a Sentence – Level 1
‘Add more variety!’ teachers say. But how? This lesson gives students actual techniques instead of vague advice.
Engineering: Build A Bridge
Using real bridges as their starting point, students will construct bridges out of straws and paperclips.