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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
Spicy hot chocolate for the Dia de los Muertos
Spicy hot chocolate for the Dia de los Muertos

The Day of the Dead is always on the first and second of November. Life and death are part of the natural cycle of life and the Dia...

Algebra Number Sense
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
Viral Growth - Talk like a Pirate Day
Viral Growth - Talk like a Pirate Day

Sunday, September 19 th is "Talk like a Pirate Day". Bring some humor and marketing understanding to your students with this activity about a silly holiday that has...

Algebra Number Sense 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
Betsy Ross's 5-pointed star
Betsy Ross's 5-pointed star

Flag of the United States from 1777 to 1795. In honor of Independence Day we thought it would be fun to look at one story about the first...

Algebra Geometry Grades 4–HS
Penny Wars anew
Penny Wars anew

Act One: Check out all of the pennies! What questions come to mind? If you want the most money, which container should you pick? What information do you...

Geometry 3-act tasks Grades 7–HS
Do caffeinated drinks have similar amounts of jolt?
Do caffeinated drinks have similar amounts of jolt?

We found this interesting caffeine infographic at visual.ly. Wonderings? How many McDonalds coffees do I need to get the same amount of caffeine that I would get in...

Geometry Math and Science Grades 6–HS
Tree for Springtime
Tree for Springtime

Here in the Northeast, flowers are blooming and trees are leafing out. We thought the creation of a tree that grows before your eyes might be akin to...

Algebra Geometry Grades 3–HS