AQI - Air Quality Index
The AQI is a measurement of how much particulate matter, dangerous ozone, carbon monoxide, nitrogen dioxide and sulfur dioxide there is in the world's atmosphere at any one time and place.
This W...
Social Studies
Genres
Grade
How much did the tooth fairy give you when you lost a tooth?
Think back to when you were loosing your baby teeth. What was the going tooth rate in your house? Do you think that, on average, you were paid well or were you disappointed? &nbs...
It's tick time again ... and Lyme disease
With the start of summer and wonderful outdoor activities, it might be good to examine the growth of Lyme disease and to recognize its carrier, the deer tick. Will this be a rec...
Shoprite's solar energy goals on the African continent
Shoprite is the largest supermarket chain in Africa. The company is presently engaged in increasing their use of solar power to harness the abundant natural resource of solar potentia...
Will our U.S. flag change yet again?
How many stripes are in our present flag? (The bottom right flag that has been in use since 1960; See the PowerPoint) How many stars? What do the numbers of stars and stripes represent? U....
Man paid in 500 pounds of greasy pennies!
Algebra
Number Sense
Social Studies
Current events
Ratio and Proportion
3-act tasks
Probability and Statistics
A man from Georgia, Andreas Flaten, finally received his last paycheck from his disgruntled employer. He had been owed that last check for several months and was having difficult...
John Urschel, retired Baltimore Raven and Black mathematician
John Urschel is a young man with several seemingly disparate characteristics and talents. He is an athlete and a mathematician and he is a black man and a mathematician. He loves what he...
How should I spend my rewards?
There's a new way to earn rewards at many grocery stores. For every dollar that you spend, you accumulate points. Then there are special rewards where you earn an extra 500 points for ...
Ravensburger huge puzzle
This puzzle is gorgeous and HUGE!
Ravensburger says that if you spent 2 hours every day putting this puzzle together it would take you a year to finish.
What do you wonder?
Students ...
Is the Electoral College fair?
Show your students this really cute segment comparing how the Electoral College functions in our elections to what students think is fair and just. From the New York Times, Electoral ...