Wrapping presents on the diagonal
Dr. Sara Santos is a popular mathematician and speaker on mathematics. She has worked out a method for wrapping boxes (rectangular prisms) as efficiently as possible. (W...
Holidays and Annual Events
Genres
Grade
2 New Macy's Parade balloons
As the Macy's Parade returns to public viewing, here are two balloons that Macy's artists have added. Can you figure out their dimensions? Macy's give their dimensions in bicycle lengths, taxi w...
Shopping season already!
Number Sense
Math and Social Studies
Holidays and Annual Events
Ratio and Proportion
Data and probability
We used to see holiday sales right after Thanksgiving but, surprisingly, holiday shopping has already begun. Sales are advertised everywhere. Students will be able to add some understanding an...
Collecting the most candy
Use your student’s Halloween enthusiasm to do a study on volumes. We’ve created an activity that asks students to calculate the volume of candy containers that are silly and intriguing. ...
At least the days are getting longer
Algebra
Number Sense
Math and Science
Holidays and Annual Events
Current events
Ratio and Proportion
Data and probability
What's your guess? How fast are the number of daylight hours changing each day? Are the changes dramatic or subtle?
Students make guesses; compute how l...
Holiday soda displays
The holidays are coming! We found these timely soda displays made up entirely of 12-pack of Coca-Cola products. What questions do you have?
Start out the activity by giving kids 30 ...
Not enough mashed potatoes
Using his famous mashed potato recipe, Brian has asked students
to change decimals to fractions,
to calculate ingredient measures for various-si...
Candy deals
Number Sense
Math and Food
Holidays and Annual Events
Ratio and Proportion
3-act tasks
Data and probability
We found big mixed bags of candy at really good prices ... we think.
Students are asked to decide which would be the best deal and the worst deal on candy. They can also create t...
It might be a good year to see the Perseid meteor shower
Catching a productive meteor shower can be a stunning experience. On the evenings and mornings of August 11th, 12th and 13th there could be a very good show. A last quarter moon ...
Largest s'more ever!
Thursday, August 10, 2023 is National S'more Day.
Thanks to Maggie Hefferman, Newton, MA educator, for the idea of this post.
To help you celebrate this strange new hol...