In this activity, students analyze and graph the numbers and decide if Facebook's growth in the first 20 years has been linear, exponential, meteoric, or something else. Will the number of...
Help your students understand what they are reading or hearing about the California drought. Terms like acre-feet, chains, and furlongs are often used to describe the volume of the reservo...
I have been doing a little shopping for Sweet Heart Candies. I came across these three deals online. Which should I select? In this activity, students determine which package of...
This is a three act task, with an activity guide. Show students the act one video. What questions do they have? How much could the Star Wars kit cost? Follow the activity...
In order to cook Paella (a delicious Spanish rice dish) I needed to buy Saffron spice. It was hugely expensive. So, I've decided to start a business of growing saffron and becoming immen...
During the St. Patrick's Day parade in Chicago, the local plumbers union dyes the Chicago River emerald green.
Students learn what PPM (parts per million) means and attempt to figure ...
How were your holidays? Your school vacation? Mine was good. I surprised my family with this HDTV, which I wrapped and hung on our wall. The size of an HDTV is determined by ...
François Englert and Peter W. Higgs
François Englert and Peter W. Higgs were jointly awarded the Nobel Prize in Physics 2013 for the theory of how particles acquire mass. In 1964, they...
Wildfires are burning in the Sierra Nevada Mountains near Yosemite National Park. In this activity we ask students to examine various maps of this California region, calculate distances us...
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I'm not very good at understanding how large my device capacities are and how big the files that I want to download are in comparison. I decid...
Updated! Carbon dioxide and methane are our two most prevalent human-contributed greenhouse gases. This holstein cow is one of many huge contributors to our methane produ...
Do you or your students love sugary drinks? What if it were against the law to order a large sugary drink where you lived? On September 13th, 2012 the New York City Health Department ban...