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Fast Growing Plant
Fast Growing Plant

Students look into a plant that doubles in height every month and work out a rule for its height at any point, then run that rule backwards to...

Algebra Number Sense Grade 8
Thank you for all of those diapers
Thank you for all of those diapers

Which is a better deal, cloth or disposable diapers? How much did you cost your parents in diapers? In the future, how much could your kid's diapers cost?...

Algebra Number Sense Grades 6–8
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
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
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
Chocolate Milk Account
Chocolate Milk Account

In this activity, students will explore a school milk account where money is deposited and deducted as chocolate milk is purchased over time. But first, start off with...

Algebra Number Sense Grades 6–HS Free sample
Earth Day Actions for Our Planet (April 22)
Earth Day Actions for Our Planet (April 22)

We have 16 activities that you could use for Earth Day! April 22nd is Earth Day. Help your students become activists for our planet? We have 16 activities...

Algebra Number Sense Grades 5–HS
Little Amal walks across the United States
Little Amal walks across the United States

With our world in so much turmoil and refugees trying to survive hardships by traveling away from their homes, the story of Little Amal is powerful, timely, and...

Algebra Number Sense Grades 5–HS
Monarch's are flying south again
Monarch's are flying south again

In mid-August and early September, the Monarch butterflies begin their annual migration south to more moderate climates to hibernate and overwinter. It is an incredibly long migration and...

Algebra Math and Science Grades 4–HS
This shoe is huge!
This shoe is huge!

Brian and his son were doing some shopping when he found this shoe. Egad! Could that be someone's real shoe? In this activity student use a shoe size...

Algebra Number Sense Grades 7–HS
Summer Solstice, the longest day
Summer Solstice, the longest day

Sunrise on the summer solstice at Stonehenge June 21st, at 10:57 am EDT, the Earth's North Pole will be tilted as far towards the Sun as it will...

Algebra Science Grades 6–HS