2023-11-20 09:44:39
Wow, everything must be free!
Wow, everything must be free!

What happens when you take 50% off again after taking 50% off at first?
Students examine this retailer trick of giving double discounts. What happens to the price when you are given a double discount? Could everything be free?
Comments (0)
Display 1 - 10 Of total 0
New Mega Millions (probability)
In this activity, students apply their u...
How fast can you run?
Have you heard of The Six Million Dollar Man? &n...
Madden Glitch
It's the talk of the town. Madden video games ha...
Leslie's socially-distanced party
I risked infecting my friends or becoming infect...
Barcodes and QR codes
In this updated activi...
Steve Jobs 1955 - 2011
"Steve leaves behind a company that ...
Patriots' Day
We celebrate Patriots' Day to commemorate th...
The Ultimate Key Lime Pie
On a cold and snowy day in Boston about ten ...
Population Clock
How in the world does this clock conclude that...
3 winners on the Price is Right - what are the chances?
Act One: Show this cli...