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
College Costs Keep Going Up
College costs keep rising, and it can be har...
2026
As the new year approaches (where did the ti...
Steve Jobs 1955 - 2011
"Steve leaves behind a company that ...
Stone Ice Storage
In this activity, students will estimate the...
Do teams that spend a lot win a lot?
In this activity students compare team wins ...
NBA Finals 2026
Teams are competing in the playoffs, and the...
The Game of GO
In March 2016, Lee Se-dol, one of the world's best...
How big of a crepe can you make?
At Costco you can buy this huge tub of nutella...
Which gasoline is the cheapest?
When Brian traveled to ...
Operation Gratitude – Halloween candy buy back
This is a great idea! Moti...