Number Sense

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Cookie Calculations

Algebra Number Sense Math and Food Ratio and Proportion
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 given am...

It's almost summer now

Algebra Number Sense Geometry Math and Science Math and Food Ratio and Proportion Data and probability Funny
How much water do you have to drink?   In this activity student develop formulas for calculating their water needs, learn abo...

Will this be an El Niño winter?

Number Sense Math and Science Math and Social Studies Holidays and Annual Events Current events
 The Oceanic Niño Index (ONI) started to show changes to the Pacific Ocean surface temperatures in April and May of this year.  Those temperatures are still rising which is a marker for the ...

Women's World Cup - How many matches are left?

Number Sense Geometry Sports Current events
The first round of Group play has finished and now the remaining teams start the second round of play. The teams have already played a lot of matches. How many? And, how many matches are left? ...

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...

Time to make your prom clothes ... with Duck Tape

Number Sense Math and Social Studies Math and Art Wow factor
Larissa Leon, from Texas, in her gorgeous Duck Tape prom gown. If you are going to make your prom clothes then you should start soon ... and buy your Duck Tape. Crafty teens can make their ...

Wind chill

Algebra Number Sense Math and Science Ratio and Proportion
  The weather forecasters tell us what the wind chill temperature will feel like. How do they figure out that number? In this activity students use the National Weather System chart to ...

Gauss and our star of stars

Number Sense Geometry Math and Art
How many stars are in this image and how did you count them? For Adventurer members we have a teaching suggestions and our solution sheet.

Happy Friday the 13th!

Algebra Number Sense Current events Funny
Don't worry, 13 is a Happy number! Students learn a new function and test whether a number is Happy or Sad.
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