It's almost 2025
🎉As the new year approaches, this activity invites students to explore unique number categories related to 2025. What’s a Harshad number? A Pernicious number? A Tetrahedra...
Genres
Genres
Grade
Holiday Candy Sales
In this updated activity, students will analyze U.S. holiday candy sales data to calculate the approximate amount spent on candy for each holiday. Using real-world percentage...
Stone Ice Storage
In this activity, students will estimate the volume of the Seokbinggo, a centuries-old stone structure, and compare it to the size of their home fridge. Through the activity, students will be gi...
The Scale of Things
🌎In this activity, students will explore the concept of size of different objects around us through estimation and scientific notation.
Begin with the starter slides (Tea...
Mashed Potatoes Proportions
🥔 "Why do we never have enough mashed potatoes at Thanksgiving?" In this updatedactivity, students will dive into the math of mashed potatoes planning to ensu...
Ulmer Nest
🏠In this activity, students will dive into estimation and critical thinking as they explore ‘Ulmer Nest’. It’s essential to start with the starter slides, where student...
Shrinkflation - Updated
📈💵In this updated activity, students will explore shrinkflation and its impact on the products we love. Building on our starter slides discussi...
Ghostly Measurements
In this activity, students will explore how to design a ghost costume 👻👻 by reasoning through sheet dimensions, calculating the best fit for different heights, and interpreting ...
Chocolate Milk Account
🔔 Free Trial Alert!
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 t...
Germ-Killing Wipes
In this activity, students get to dig into the real impact of disinfectant wipes. With one wipe claiming to kill 99.9% of germs and another at 99.999%, does that tiny extra percentage ac...