Playlist: Bookmarks
Factors and Codes (Episode 1)
Let’s use factors to encode and decode words.
Crossing Every Bridge Exactly Once (aka Eulerian Paths)
How can you cross each bridge in this city exactly once?
Polar Weather Report
The North Pole hits -40°. The South Pole hits -60°. Calculate the averages, graph the data, and deliver your polar weather report.
Fizz Buzz: A Counting and Divisibility Game
Ready for a tricky counting and divisibility game?
Tournament: 8 Wonders of the Solar System
Which location is the most wondrous place in the solar system?
Animal Adaptation Tournament
Which animal has the most interesting, most valuable, or strangest adaptations?
Not Like The Others: Stars
How is each of these stars not like the others?
Tournament of Presidents
So who was the strangest of these eight presidents?
Measurement: How Old Is Mr. Byrd?
What if I told you that I’m 341,640 old? Could you figure out what unit I’m using? Hint: it’s not years!
Game: Snakes
In this grid-based strategy game, who will be the last to add to the snake?
Math Curiosity: Klauber’s Triangle
In 1932, a leading authority on rattlesnakes, Laurence Klauber, discovered a startling pattern within a triangle of primes.
Disneyland Parking Structure Math Project
Your students will use estimation strategies to figure out how many parking spots are there in the parking structure at Disneyland? And you bet I reveal the real answer!
Parentheses: How big of a change can they make!?
Two tiny parentheses. One expression. How big of a change can they make? Bigger than you think.
Not Like The Others: Planets
Which of these planets is not like others? Well, it sure looks simple at first. But each option could be the one that doesn’t fit in.
Ghost
Ghost is a word-building game for two players. The first person to create an actual word loses.
Intersecting Angles and Streets
There can never be just one angle.
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?
Col – A Strategy Game
The first person to run out of regions loses in this strategy game.
Why Is Our Calendar So Weird!?
Why are there 12 months? Why don’t weeks fit into months evenly? Why don’t weeks fit into the year evenly? What’s going on with the calendar!
Fractals: Sierpinski’s Triangle
What if this triangle pattern just kept repeating… forever!?
A Donut Investigation
In this cross-curricular investigation, students will look into an intriguing question: do donuts or salads have more sugar? They’ll grapple with misleading information, bias, and use their math skills to create a visual representation of sugar in popular foods.
Create A Civilization Introduction
Your students build a civilization from scratch — rivers, flags, calendars, currency, government. Social studies, science, and writing woven into one year-long project.
How Many Students Can Fit On The Playground?
So… just how many kids could we cram onto the playground?
Create A Creature
Create a new creature based on the adaptations of existing creatures from the same biome.
Greekymon
Rather than just memorizing word parts, students will use those word parts to create four possible products.
Furnishing A Hotel
Design and furnish hotel rooms on a budget. Real math, real constraints, real decisions. Then pitch your hotel to investors.
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.