Number Sense

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Calculator back-to-school sales

Algebra Number Sense Current events Ratio and Proportion
Here's an idea for a class opener using an overhead projector ... or not. Let students practice the meaning of savings and percent saving as you show them each of our slides. Ask them to jot down...

How many times bigger?

Algebra Number Sense Geometry 3-act tasks Any time math
Listen to students initial thoughts as they wrestle through what "bigger" means ... length? height? wheel-base? volume? [table id=10 /] Act One: What questions come to mind? How many times gr...

Ice Cream Day - July 16th; 2 activities

Algebra Number Sense Math and Social Studies Math and Food Holidays and Annual Events Current events Ratio and Proportion
All the ice cream that you can eat   All the ice cream that you can eat for only 10 cents!  Wow, that's a great deal!  How great a deal was tha...

Wildfires and particulate matter

Algebra Number Sense Math and Science Current events Data and probability
Wildfires in Canada have been spreading dangerous smoke pollution throughout much of North America. What is a dangerous size of particles per cubic meter (PM)? How tiny is th...

Can Joey and Miki do it again?

Algebra Number Sense Math and Food Sports Current events Ratio and Proportion
Updated !              The MLE - Major League Eating is a World organization that oversees speed eating contests. Entrants to the various competitions must be...

Doubling your money

Algebra Number Sense Data and probability Wow factor Any time math
My friend and I were arguing about how long it would take me to double my investment amounts.  How will your students figure this out?  Are there any tricks?  Explore investing ...

Father's Day and Juneteenth; 3 Activities

Algebra Number Sense Math and Social Studies Math and Food Holidays and Annual Events Current events Ratio and Proportion Data and probability
For Father's Day (Links to different activities) Thank you Mother and Father for all of those diapers (2015) - Students compare the cost of buying disposable vers...

Memorial Day 2023

Algebra Number Sense Math and Social Studies Current events Ratio and Proportion
   This Monday, Americans will celebrate Memorial Day.  Who are we honoring?  How did the holiday come about?  Isn't Memorial Day usually on May 30th? Students...

New bust of King Charles ... in chocolate

Algebra Number Sense Math and Social Studies Math and Food Math and Art Current events Ratio and Proportion Wow factor
Saturday, May 6th 2023 will be King Charles' coronation. It's been a long time since a new monarch was crowned in the United Kingdom. The artists at the Mars Wrigley company made the most beau...

Earth Day (April 22) Actions for Our Planet

Algebra Number Sense Geometry Math and Science Math and Social Studies Holidays and Annual Events Current events Ratio and Proportion 3-act tasks Data and probability
<a href="https://www.freepik.com/free-photo/watercolor-textured-blue-background_15559582.htm#fromView=search&page=1&position=22&uuid=5c957d6a-8767-4ae9-9522-cdefcf4825b7">Image by ra...
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