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
Big Bucks (Updated)
In 2025, Cristiano Ronaldo signed a jaw-dropping 2...
A geodesic icosahedron, the Times Square New Year's eve ball
Image by kjpargeter on Freepik It's a g...
Boeing 787 draws an airplane over the United States
Recently, pilots of a Boeing 787 testing a new s...
Leslie's socially-distanced party
I risked infecting my friends or becoming infect...
Patterns in the binomial expansion, Pascal
Realizing that (X+Y)n can be expanded with t...
Souvenirs and concessions
Brian has introduced systems of equations with e...
Candy Count: Which Bag Holds the Most Candy
🎃Leverage your students' Halloween enthusias...
3 winners on the Price is Right - what are the chances?
Act One: Show this cli...
Uh oh! Am I going to run out of data?
Let your students consider the graphic fir...
Do caffeinated drinks have similar amounts of jolt?
We found this interesting caffeine infogra...