Measuring sea level
What does this gizmo do?
We've given students a diagram of what the interior of this mechanism contains and asked them to try to decide what its purpose must be.
Then we've...
Geometry
Genres
Grade
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...
Alarming ice cracks on Brunt Ice Sheet in Antarctica
A new, fast-growing ice crack is forcing the Halley VI British research station in Antarctica (shown above) to be moved. Fear of a huge break-off from the ice sheet is alarming no...
How did I graph this heart?
What equations did I use to make this beauty?
Have a heart
Clicking on the image above will show the heart larger in a new window.
Canstruction® is an event hosted in more than 150 countries throughout the world to demonstrate "innovation, hunger ...
Super Bowl cheesy pretzel poppers
Recipe courtesy of The Slow Roasted Italian
A little more delicious work for the Super Bowl. Students follow a recipe that involves "cutting the cheese" block, figuring how many se...
Civil rights marches, how do you count a crowd?
On October 16, 1995, perhaps a million black men gathered for the Million Man March on Washington. This was 32 years after Martin Luther King, Jr. gave his histo...
What's wrong with this picture?
We've gotten used to believing what we read or see advertised. But sometimes the clerk doesn't get the sales discount right or something seems a little off. Let students ponder this store me...
Pick-a-brick wall at the Lego store
There are walls at the Lego stores that are filled with individual Lego parts. You can fill a bucket and pick out exactly what you need.
Use this activity to get your students ...
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...