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Hybrid, Electric or Gasoline
Hybrid, Electric or Gasoline

Gas prices are up, EVs are everywhere, and hybrid technology keeps improving! So which car is better? Which car would you/your family choose? Students compare the latest prices...

Algebra Number Sense Grades 7–8
The Game of GO
The Game of GO

In March 2016, Lee Se-dol, one of the world's best Go players, and Google's artificial intelligence program "AlphaGo" had their first match. (Watch the incredible Documentary ) Exactly...

Number Sense Social Studies Grade 8
The Last Great Race on Earth
The Last Great Race on Earth

The Iditarod Trail Sled Dog Race is an annual event in which mushers and teams of 12-16 dogs race across Alaska from Anchorage to Nome, in the cold...

Algebra Number Sense Grades 5–7
The Most Expensive 30 Seconds
The Most Expensive 30 Seconds

This year, the 30-second Super Bowl ads will cost about 8 million dollars! Do you wonder how much one ad will cost next year? In 5 years? In...

Algebra Sports Grades 8–HS
The huge costs behind the Olympics
The huge costs behind the Olympics

Hosting the Olympic Games is extremely expensive. In this updated activity, students explore the cost of hosting the Olympics, what a cost overrun (percentage increase) means, and how...

Algebra Math and Social Studies Grades 6–8
How steep is this treadmill?
How steep is this treadmill?

Every year, even older students still get mixed up about horizontal and vertical slopes. Students do understand “rise over run,” but when it comes to horizontal and vertical...

Algebra Funny Grades 7–HS
Fantasy Football (2025)
Fantasy Football (2025)

We're at the midway point of the 2025 NFL season! What a great time to connect math to sports!🏈 In this activity, students use real statistics from recent...

Algebra Sports Grades 6–8
College Costs Keep Going Up
College Costs Keep Going Up

College costs keep rising, and it can be hard for students to grasp just how much four years of school might add up to. This updated activity gives...

Algebra Number Sense Grades 7–8
Labor Day
Labor Day

In our usual Labor Day activity (updated for 2026), students will learn about the intended meaning of Labor Day and explore the patterns behind its historical dates. They...

Social Studies Holidays Grades 6–8
A lot of Cars
A lot of Cars

🚙 In this updated activity , students will explore the environmental impact of transportation choices. They will use division to calculate how different transportation choices reduce the number...

Number Sense Social Studies Grade 3
Magic Squares
Magic Squares

Though it is not our usual real-world application, we always have time for some fun math puzzles! In this updated activity, students will explore the puzzle of magic...

Algebra Grades 3–7
Fish Tale
Fish Tale

🐠In this updated activity, students will apply the Pythagorean Theorem in both 2D and 3D (basic) contexts to explore distances in an aquarium. Begin with the starter activity...

Algebra Geometry Grade 8