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The deflated ball controversy makes an interesting segue into negative number line understanding. A particular digital psi football gauge reads 0 when the ball is at a proper...
This activity has been updated (2026). See the new activity here: https://www.yummymath.com/post/light-bulb-cost-comparison/ There's a lot of misinformation out there about the cost to consumers of CFL and LED...
The scoring rubric for each of the Olympic events is intended to eliminate the possibility of scoring bias from the judges. Let your students learn more about the...
Tom Lehrer is a singer, songwriter, satirist, pianist and mathematician who has written some wonderful songs. In 1959 he wrote a song called “New Math”. At that time,...
In the travel section of our newspaper this week, Wiltshire, England was a recommended destination to see Stonehendge and crop circles ........... crop circles? Many of the crop...
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 production. Let students...
Five friends who skateboard and video tape made up a strange dance one afternoon and filmed it on February 2nd (look it up on youtube!). Now the whole...
Luckily, we’ve passed 12/21/2012 and the world is still here and we’ve made it into the start of the next Mayan calendar cycle ... the next B’ak’tun. The...
We've used a graphic to help students understand what is meant by the Fiscal Cliff. Students will understand some of the terms and study the consequences of two...
What is an IPO? Are they always good investments? Students analyze charts and data, learn a little about investing, calculate percent loss (unfortunately), and make some Facebook stock...
Act One: The world record for the tallest structure made of Legos was set in Seoul, South Korea. Check out this video on youtube! What other questions do...
Jeremy Lin is the New York Knicks most startling player. His story is exciting in that he graduated from Harvard in 2010 and was not immediately drafted into...