Topic

Activities about estimation

Ant Bridges
Ant Bridges

In this activity, students will explore how ants build bridges using their bodies, considering different factors that affect their decision to build the bridge or take the longer...

Science Grades 3–5
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
How much snow is that?
How much snow is that?

❄️In this updated activity, students will estimate, calculate, and analyze the weight of a snow pile sitting on top of a car. Using real-world data, they’ll apply math...

Algebra Number Sense Grades 5–7
Stone Ice Storage
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,...

Number Sense Geometry Grades 5–7
Downside Up
Downside Up

In this updated activity, students will explore patterns and formulate mathematical relationships through the Canstruction ® exhibit ‘Downside Up.’ Begin with the starter slides for initial estimation attempts...

Algebra Social Studies Grades 7–HS
Ulmer Nest
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 students will examine...

Number Sense Geometry Grades 4–7
Lots of Pieces
Lots of Pieces

🧩In this updated activity, students will explore estimation and addition with a collection of puzzles. It’s important to start with the starter slides, where students will use their...

Number Sense 3-act tasks Grades 2–5
Cookie Calculations
Cookie Calculations

In this activity, students will step into the kitchen to explore the math behind baking! 🍪 They’ll estimate costs, calculate how many cookies can be made with a...

Algebra Number Sense Grades 3–5
Happy National D🍩nut Day!
Happy National D🍩nut Day!

We have 2 activities to support this silly, but awesome holiday -- National Donut Day (June 5th) : How much have donuts changed? Students become familiar with the...

Math and Food Holidays and Annual Events
How much does America spend for Mother’s Day?
How much does America spend for Mother’s Day?

Updated in April 2026 with new data; see the answer key. How much do we spend on Mother's Day? Use the Mother's Day event to engage your students...

Number Sense Math and Social Studies Grades 4–7
U. S. Open Tennis Tournament prizes have been awarded
U. S. Open Tennis Tournament prizes have been awarded

The U.S. Open Tennis Tournament has just been completed. It is possibly the biggest tennis tournament in the world. We've updated our numbers and focused on the prize...

Algebra Number Sense Grades 8–HS
Hurricanes again
Hurricanes again

Updated In this updated hurricane activity, we've ask students to examine the Saffir-Simpson hurricane wind scale and consider what other elements besides this ranking may contribute to the...

Algebra Math and Science Grades 6–HS