### Number Sense

We found 23 post available for you

#### It's almost summer now

How much water do you have to drink?   In this activity student develop formulas for calculating their water needs, learn about the effects of too little wat...

#### Earth Day Actions for Our Planet (April 22)

We have 16 activities that you could use for Earth Day! April 22nd is Earth Day. Help your students become activists for our planet? We have ...

#### This shoe is huge!

Brian and his son were doing some shopping when he found this shoe.  Egad!  Could that be someone's real shoe? In this activity student use a shoe size chart, patterns or linear modelin...

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 ...

#### Souvenirs and concessions

Brian has introduced systems of equations with easy, motivating problems that deal with the cost of stadium purchases for food and souvenirs. These systems of equations puzzles are so intuitive that...

#### Wheel of Theodorus

Bring a little art into your math class as you begin to use the Pythagorean theorem and your students first meet irrational numbers. For Adventurer members we have an editable Word docx and s...

#### Earth Day (April 22) Actions for Our Planet

<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...

#### Wind chill

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 ...

#### I need help raking my leaves

Brian has spent too much time thinking about his leaves. He's worried about raking them alone and thinking about how long the job would take if people helped. In this activity students see the inve...

#### Macy’s Star Rewards Points

Wow! Check out this deal at Macy's.  For \$25 I can join Macy's Star Rewards program. I get 10% back in rewards for every dollar I spend.  Its pretty cool that Macy's gives p...