Population Clock
How in the world does this clock conclude that there is a net gain in the United States of one person every 14 seconds?
Have a little care about younger children when using this activity. T...
Ratio and Proportion
Genres
Grade
Water saving toilets
How much water is used? How much water could be saved?
For Adventurer members we have an editable Word docx and solutions with added world-wide information.
Giant iceberg
Ferryland, Newfoundland. JODY MARTIN / REUTERS
Over the past Easter weekend this giant iceberg drifted passed Ferryland, Newfoundland. Its hard to tell how large it actually is but...
Patriots' Day
In Massachusetts, Monday April 15th, 2019, will be a holiday from school and work. We celebrate Patriots' Day on the 3rd Monday in April to commemorate the beginning of the Revolutionary War a...
Shrinking Toblerone
New York Times photo - Credit Darren Staples/Reuters
They changed it. That is so not fair ... or is it? You can check out a video news story on the delicious shrinking Toblero...
Expensive face creams
Who knew that creams for your face could be so expensive! I'm going to have to rethink what to buy for my mom. Which of these high priced cremes is most expensive?
In this activity st...
California water measurements - chains, links, and furlongs
[caption id="attachment_17570" align="aligncenter" width="263"] Gunter's chain[/caption]
Help your students understand what they are reading or hearing about the California drought. Terms like acr...
Chili Con Queso
Act 1: Take a look at the promo at Moe's. What is the first question that comes to mind?
How much does a 42-gallon jug of Chili Con Queso cost? How many cups or bowls of Chili Co...
Green, green river
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 ...
Raising the bar
Recovery of the treasure from the 1941 sinking of the S.S. Gairsoppa was recently completed and a huge amount of silver was brought up from the ocean floor. Let your students get a fe...