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
Two 12s or one 18?
A little more pizza fun before Pi day!
Whic...
Big Papi
What do you wond...
Bowling Deals
Is there a general way to figure how much it...
Mark Zuckerberg and Priscilla Chan to give away 99% of their shares of Facebook
That sounds like an awful lot of their Fac...
How many delegates does each state get to send to the Democratic Convention?
Texas gets to send a lot more ...
Man paid in 500 pounds of greasy pennies!
A man from Georgia, Andreas ...
Would you rather $10,000 a week vs $10 million at once?
In this updated activity, students e...
Temperature change (Discussion Prompts)
Note: This is not intended...
Population Pyramids - What can you surmise?
The distribu...
Shopping season already!
We used to see holiday sales right after Thanksg...