Playlist: Bookmarks
Crossing Every Bridge Exactly Once (aka Eulerian Paths)
How can you cross each bridge in this city exactly once?
Special Gifts with Special Requirements
Your special friends sure have some unique gift needs!
Tournament of Ancient Inventions
Which of these inventions of the ancient world is most influential? Least useful today? Most taken-for-granted?
Writing About Art: Twilight in the Wilderness
Look closely at Twilight in the Wilderness. What do you notice? Now turn those details into a poem you didn’t know you could write.
How Many Will There Be? Sliced Circles
Give kids a taste of a sequence, let them build an understanding, and then see how far their predictions can take them.
Measurement: A Long Movie
What if I told you a movie was a whopping 0.017 long? Could you figure out the unit I’m using? This lesson packs in strange measurements of time as well as tiny decimals.
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.
Paragraphs: Systems of Sentences
Blow up a paragraph into individual sentences. Now reassemble it. The clues hiding in each sentence will surprise you.
What’s In My Brain: Cute Baby vs Fast Cheetah
Can students spot similes vs metaphors?
Place Value (Beyond Base 10)
Place value is something we cover in elementary school. It seems simple, but I’d wager that very few adults really understand the topic. I sure didn’t until I worked with non-base-10 number systems in college. Your students can get a taste of this mind-boggling experience by imagining what it would be like if we didn’t have the number 9. What would each digit represent then?
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!
Fractals: Sierpinski’s Triangle
What if this triangle pattern just kept repeating… forever!?
Fractals: Koch Snowflake
You could keep zooming in on this snowflake 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.
A Caffeine Investigation – Part 1
So… just how much caffeine can you have before you end up in the ER?
Analyze Character Change with Depth and Complexity
Your students will use Depth and Complexity to note how a character’s main trait changes across a story.
A Visual Guide To Dividing By Fractions
Have you ever wondered what it looks like to divide by a fraction, man?
Greekymon
Rather than just memorizing word parts, students will use those word parts to create four possible products.
Motivation and Moral Development
Can someone do the right thing, but for the wrong reason?
Teaching Empathy With Faberge Eggs
The story of the Fabergé Eggs is heartbreaking. It’s also the perfect way to build empathy in your classroom.
Math Curiosity: Collatz Conjecture
The Collatz Conjecture: start with any number and get to 1 using just two rules. It seems to always work…
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.
Response to Lit: An Inductive Approach
For TeachersHere’s how one teacher uses inductive thinking to help students respond to literature.