In this fraction operation and representation activity, students are asked to decide how much of my cake was eaten. Using fraction multiplication (or angle measure if that is where you need an act...
After chlorination, it has been hard to measure the quantity of pollutants in pool water. A Canadian chemist, Xing-Fang Li, has found a marker for urine that chlorine doesn't disguise....
We usually give our ages in years, but that isn't very precise is it? In this activity students find their age in days, hours and minutes. First students take two minutes to estimate the...
The Winter Olympics begins this week in Beijing.
Wikipedia had this schedule of events. We think that there is a lot of information missing and apparent in this graphic.
What can you tell, wha...
After launch, the telescope deployed on its 30-day, million-mile journey out to the second Lagrange point (L2). This video shows the deployment procedure, timeline, and location of the sate...
A newly released nutritional and environmentally sustainable study shows that eating just one hot dog can take 36 minutes off your total healthy lifespan.
How many would you have to eat to lo...
Brian is in Crete and he took a picture of this sign. What do you suppose he's going to ask next?
Yep. "How much will 6 lounges and 2 umbrellas cost?" And more ...
Systems begin.
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You can appreciate why this is such a great celebration when you look at the stages and some of the events and dates of America moving towards freedom from slavery.
In this activ...
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...