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
Vampire Bats
🦇In thi...
C and F
This activity begins with explorin...
Leslie's Yummy Pumpkin Pie
Every year more and more people come to our hous...
Are these really 70% off?
We ran into this sale online.
...
Fish Tale
...
What is Artemis 1 and when will it launch?
Credit: (NASA/Joel Kowsky)
50 years...
Are original movies better than their sequels?
We've gathered some data on movie ratings and ...
Souvenirs and concessions
Brian has introduced systems of equations with e...
Willy Makeit or Betty Wont
I have to go to the bathroom pretty badly....
Whole lot of cookies
This activity has been u...