Showing 403 activities

Results

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 7
All you can eat for 10 cents
All you can eat for 10 cents

The history of the Dairy Queen franchise began with this ad in Illinois in 1938: All the ice cream that you can eat for only 10 cents! We...

Algebra Number Sense Grades 4–7
National Donut Day (2 activities)
National Donut Day (2 activities)

Friday, June 5th, is National Donut Day . We have 2 activities to support this silly holiday. How much have doughnuts changed? Students become familiar with the word...

Algebra Geometry Grades 4–HS
NBA Finals 2026
NBA Finals 2026

Teams are competing in the playoffs, and the NBA Finals are right around the corner. Let's do a little sports history and data analysis through the context of...

Sports Ratio and Proportion Grades 5–7
Memorial Day 2026
Memorial Day 2026

Memorial Day is a US holiday observed on the last Monday in May. Who are we honoring? How did the holiday come about? Isn't Memorial Day usually on...

Number Sense Holidays and Annual Events Grades 4–7
Mother’s Day by the numbers
Mother’s Day by the numbers

Mother’s Day is right around the corner, and that means big business for the greeting card, flower, and restaurant industries. In this activity, students calculate the average Mother's...

Number Sense Holidays Grades 4–5
Thank you, mother and father, for all of those diapers (Updated)
Thank you, mother and father, for all of those diapers (Updated)

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 5–7
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 6–7
Big Bucks (Updated)
Big Bucks (Updated)

In 2025, Cristiano Ronaldo signed a jaw-dropping 2-year deal worth over $710 million, making him the highest-paid athlete per year in sports history. In this updated activity, students...

Sports Ratio and Proportion Grades 5–6
Peeps
Peeps

"How many Peeps do you think are sold for Easter in the U.S.?" In this updated activity, students start by making their own guesses for the number of...

Number Sense Math and Food Grades 4–7
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 4–6
Pi Day Activities
Pi Day Activities

5 Activities for π day! What is π? The logic of finding the perimeters of inscribed and circumscribed polygons as the number of sides to the polygons increases....

Geometry Holidays and Annual Events Grades 3–7