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Drinks at the Fair

Algebra Math and Food Ratio and Proportion
At the amusement park, our friend, Jason, was intrigued with this sign for drink deals. He and his family come often to the park and, during the summer when it is hot, naturally drink a lot. Whi...

Fireworks on your calculator

Algebra Geometry Holidays and Annual Events Math and Art
    Let your students experiment with their graphing calculators to create a nice fireworks display?  We've written a brief activity that questions students about manipula...

Saving Water Bottles

Algebra Math and Science Math and Social Studies
In my grocery store they now have these new water bottle refilling stations. You can simply refill your own container with water instead of buying a six-pack of bottled water....

Fidget spinners - fad or lasting trend?

Current events Data and probability
Do you recognize what these are? Are you noticing students with these gadgets? Is this a forever toy or just the newest thing? Can you tell by looking at trend charts of Google searches h...

A gorgeous, glittery card

Number Sense Geometry Holidays and Annual Events Math and Art
   Uh oh!  How do you find the area of a heart? Get your students to help you calculate how many sequins you'll need to order for this class project.

Measuring sea level

Algebra Number Sense Geometry Math and Science Ratio and Proportion Data and probability
What does this gizmo do? We've given students a diagram of what the interior of this mechanism contains and asked them to try to decide what its purpose must be. Then we've...

Giant iceberg

Number Sense Geometry Math and Science Ratio and Proportion Data and probability
Ferryland, Newfoundland. JODY MARTIN / REUTERS Over the past Easter weekend this giant iceberg drifted passed Ferryland, Newfoundland.  Its hard to tell how large it actually is but...

April's calf was born!

Algebra Number Sense Math and Science Ratio and Proportion
At about 10:00 am, April 15th, April's calf was born.  Everyone will be talking about it and smiling constantly. Here's some fun math stuff to bring with you for Holiday gatherings.

Patriots' Day

Number Sense Math and Social Studies Sports Holidays and Annual Events Ratio and Proportion
In Massachusetts, Monday April 15th, 2019, will be a holiday from school and work.  We celebrate Patriots' Day on the 3rd Monday in April to commemorate the beginning of the Revolutionary War a...

What does 95% confidence in the poll results mean?

Algebra Number Sense Math and Social Studies Data and probability
There have been a lot of polls about who will win the Presidential election. I get so confused when polling results are reported.  What is a 95% confidence measure? What's the margin of ...
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