Activity Library

Don't worry, 13 is a Happy number! Students learn a new function and test whether a number is Happy or Sad.

I'm going to surprise my mom with breakfast in bed for Mother's Day. She wakes up pretty early. When do I have to wake up to pull this...

What do you think this activity might be about? What do you wonder? How much would you pay for this piece of art? How much profit is involved...

At Costco you can buy this huge tub of n utella . It contains nearly 7 pounds of chocolaty-hazelnut spread. We use n utella to make banana/n utella...

36 x 25 = 900 480 x 25 =12,000 924 x 2.5 = 2,310 Can you see any tricks for doing these calculations in your head? An editable...

This day is known for pranks and puzzles. Try one of these 4 activities on April Fools' Day. Ask students to analyze where I made my mistake. CCSS:...

We are hearing a lot about the war in Ukraine. Civilian Ukrainians are fleeing the war zone in order to remain safe and find food and housing. How...

Jason Kibbe, 6-8 Gifted Support Teacher in Chambersburg, PA, sent us this timely investigation. Should I pay the membership fee and get BJ's gasoline? Should I just buy...

Have you played it yet? If so, do you play it every day? Why do you suppose that this game is so popular? When will there be no...

Shrinkflation! What do you think this word means? Inflation in the cost of living (2021) was estimated to be about a 7% rise. If "shrinkflation" is happening at...

Updated for 2023! Tuesday, February 21, 2023, will be the day before Ash Wednesday and the start of the season of Lent. Mardi Gras is a last hoorah...

Let your students practice manipulating exponents. Multiplication, division, roots, powers of powers. This powerful activity asks them to do some impressive mathematics in their heads. We give students...