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What is heat index?

Science Current events Probability and Statistics
 It's been really hot in many places on our Earth lately. Is some heat more bearable? What is the heat index measure? How does that affect our risks and our tolerance of heat? &...

Can Joey and Miki do it again?

Algebra Number Sense 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 Probability and Statistics 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 ...

Summer Solstice, the longest day

Algebra Science Holidays Probability and Statistics
  Sunrise on the summer solstice at StonehengeJune 21st, at 10:57 am EDT, the Earth's North Pole will be tilted as far towards the Sun as it will ever be in the year.  This marks the lo...

Father's Day and Juneteenth; 3 Activities

Algebra Number Sense Social Studies Food Holidays Current events Ratio and Proportion Probability and Statistics
 For Father's Day (Links to different activities)   Thank you, mother and father, for all of those diapers  - Students compare the cost of buying disposable versus cloth diape...

How many hot chocolate scoops do I need?

Number Sense Food 3-act tasks Any time math
Even though it is now Spring, here in New England we are still chilled and hope that some hot chocolate will warm us up.  Clicking on the above image will take you to Brian's movie of makin...

Giant beach towel

Geometry Art Ratio and Proportion 3-act tasks Probability and Statistics
  Beaches are starting to open again. Bring summertime smiles and hopes to your class with this activity.  Towel project by Misael Soto. Act One: Check out this beach tow...

Souvenirs and concessions

Algebra Number Sense Food Sports Any time math
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...

The 8th billion baby

Number Sense Social Studies Current events Ratio and Proportion Probability and Statistics
  How fast is the world's population growing? Will the world's population size increase indefinitely?  Are all countries' populations increasing at the same rate? What are some of the f...

Patterns in the binomial expansion, Pascal

Algebra Number Sense Art
 Realizing that (X+Y)n can be expanded with the help of Pascal's Triangle offers some pretty and interesting math play.  We love to bring a little fun and beauty into our math classes and th...
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