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Lighting the 2022 Olympic Torch
Lighting the 2022 Olympic Torch

On October 18 th , 2021 the Olympic Torch was lit in Greece. It was lit without the help of a flame or a match. It was lit...

Algebra Geometry Grades 4–HS
The James Webb telescope
The James Webb telescope

 After launch, the telescope deployed on its 30-day, million-mile journey out to the second Lagrange point (L2). This video shows the deployment procedure, timeline, and location of...

Algebra Number Sense
Will one roll be enough?
Will one roll be enough?

Students can use the man or the basket as a reference as they try to approximate the size of these gifts and how much wrapping paper will actually...

Number Sense Geometry Grades 4–6
What can you tell about a snowflake?
What can you tell about a snowflake?

As a snowflake falls from the sky, its crystal grows according to the humidity and temperatures of the air that it passes through. In this activity, students interpret...

Geometry Math and Science Grades 5–HS
2 New Macy's Parade balloons
2 New Macy's Parade balloons

As the Macy's Parade returns to public viewing, here are two balloons that Macy's artists have added. Can you figure out their dimensions? Macy's give their dimensions in...

Algebra Number Sense Grades 4–HS
Shopping season already!
Shopping season already!

We used to see holiday sales right after Thanksgiving but, surprisingly, holiday shopping has already begun. Sales are advertised everywhere. Students will be able to add some understanding...

Number Sense Math and Social Studies Grades 4–7
Federal debt and deficit - What are they?
Federal debt and deficit - What are they?

What's the big deal with our national debt? Do we actually borrow money to cover our debt? If we do, imagine the interest charges? Help your students (and...

Number Sense Math and Social Studies Grades 5–HS
Chuck E. Cheese needed to shred
Chuck E. Cheese needed to shred

Restaurants have been having a hard time and Chuck E. Cheese, with their arcade games and hands on everything, needed to declare bankruptcy during the pandemic. 7 BILLION...

Number Sense Math and Social Studies Grades 4–HS
Watson saves
Watson saves

Ben Watson, former American Football tight end, made a remarkable play in 2005 that will forever remain one of the all-time great tackles. The play was in the...

Algebra Geometry Grades 6–HS
Steepness and fall hiking
Steepness and fall hiking

Fall is a beautiful time of year for hiking. Many students will be walking in the woods and mountains to enjoy the colorful leaves and the cool weather...

Algebra Number Sense Grades 6–HS
That's a big tomato!
That's a big tomato!

These Aussi tomatoes (the tomato on the left of all of the tomatoes) are huge. How much do you guess one weighs? Can you figure it out?

Algebra Number Sense Grades 5–HS
Let's learn to gerrymander
Let's learn to gerrymander

In this activity student first try to redistrict our pretend state in order to preserve the overall state's balance in its new districting plan. Then, students redistrict our...

Geometry Math and Social Studies Grades 4–HS