How Many Pennies did Otha Save?
Otha Anders used picking up pennies as a way to remember to pray. In this 3-act activity we try to estimate how much he actually collected and stored in 5 gallon water jugs. This ...
Number Sense
Genres
Grade
Mark Zuckerberg and Priscilla Chan to give away 99% of their shares of Facebook
That sounds like an awful lot of their Facebook shares. They want to help create a better world for their daughter, Max.
I wonder if they will have enough left over to live on?
The...
How much have doughnuts changed?
Part of the Smithsonian's Sally L. Steinberg Collection of Doughnut Ephemera -- Click on the image to see it larger.
When you are working on volume in your class, you can use this activi...
Oreo Stuffiness
There is yet another Oreo...
This activity builds off the work that Dan Anderson's math class revealed about Original Oreos and Double Stuff Oreos. Students begin by working with the weight of just...
How Much is a Tweet Worth?
These days it seems everyone is on social media. Are you? Famous athletes and entertainers are on social media and they can make a lot of money. In this activity students study how ...
Free Flights?
This can't be right! If my flight cost $200 and I stayed for 10 days it would be free. Right? You can kick off this activity by asking students to think about where in the...
What's with the plovers?
Cute little birds. Piping plovers are nesting on beaches along the Atlantic coast. Consequently beaches are often roped-off or closed to protect their nests and chicks. Is this conservatio...
Thank you, mother and father, for all of those diapers
Thank you Mother and Father for all of those diapers
Which is a better deal, cloth or disposable diapers? How much did you cost your parents in diapers? In the future how much could...
How Many Donuts is That?
Number Sense
Geometry
Math and Food
Holidays and Annual Events
3-act tasks
Data and probability
Wow factor
Act One: Take a look at the first picture (Krispy-Kreme-photos). What is the first question that comes to mind? How many donuts is that? What information would be useful?
...
Growth of Facebook update
Facebook is so accepted in our world today that it is even part of nightly news broadcasts as people are noted for receiving huge numbers of likes in appreciation or interest. Mark Zuckerberg, the f...