Playlist: Bookmarks
Crossing Every Bridge Exactly Once (aka Eulerian Paths)
How can you cross each bridge in this city exactly once?
Create A Civ: Capital City
Every great capital is part geography, part human design. Research real ones, then build your own from scratch.
Famous Structures
The Eiffel Tower, the Colosseum, the Sydney Opera House — group them, pick the best from each group, then design your own.
What’s In My Brain!? Walnut vs Clouds
Let’s look at living vs non-living things.
Create A Civilization: Currency
What type of currency will your civilization use? What symbols will be on it? Why are they significant?
Create A Civilization: Design A Flag
What makes for a good flag? What makes a bad flag?
Tournament of Presidents
So who was the strangest of these eight presidents?
Not Like The Others: Countries
How is each of these four countries not like the others?
Create A Civilization: A Change In Government
It’s a great moment for your civilization! Power is moving from the hands of a few to a more democratic government.
Deducing the Area of Triangles
Using patterns, students try to deduce where that area formula came from.
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!
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.
Create A Civilization: Calendars
Why 12 months? Why 30ish days? Why 7 days in a week? Your civilization could organize a year in any way you want!
What Do Mean and Median Mean?
When will mean and median give us different results?
Create A Civilization: From Hunter Gatherers to Farmers
What happens when your civilization suddenly has a surplus of food? Think of the possibilities!
Create A Civilization: The River
The Nile, the Tigris, the Euphrates, the Seine, the Thames, and now… your river!
Percents and Credit Cards
Let’s buy something expensive with a credit card and then make only the minumum payments!
Educational Valentines
Let’s make valentines with an educational twist!
Ways to Start a Sentence – Level 1
‘Add more variety!’ teachers say. But how? This lesson gives students actual techniques instead of vague advice.
Math Project: What If I Bought Apple Stock Instead?
What if you had an original iPod and sold it compared to if you had bought the equivalent amount of Apple stock and sold that?