Activity Library

Bring a little art into your math class as you begin to use the Pythagorean theorem and your students first meet irrational numbers. For Adventurer members we have...

 An Einstein aperiodic tile has just been discovered. Find out what that means and why it is significant. Plus - play with the tiles. Do you want...

Larissa Leon, from Texas, in her gorgeous Duck Tape prom gown. If you are going to make your prom clothes then you should start soon ... and buy...

For Valentine's Day, bake a cake! Students calculate base area or volume of cakes made from 2 cake pan sizes and observe how the volume of the cake...

Probably most of us have heard of and even used hexadecimal color codes. Don't you wonder why their number descriptions really make sense? In this activity we first...

How many stars are in this image and how did you count them? For Adventurer members we have a teaching suggestions and our solution sheet.

What do you think this activity might be about? What do you wonder? How much would you pay for this piece of art? How much profit is involved...

As a snowflake falls from the sky, its crystal grows according to the humidity and temperatures of the air that it passes through. In this activity, students interpret...

Flag of the United States from 1777 to 1795. In honor of Independence Day we thought it would be fun to look at one story about the first...

Here in the Northeast, flowers are blooming and trees are leafing out. We thought the creation of a tree that grows before your eyes might be akin to...

 This puzzle is gorgeous and HUGE! Ravensburger says that if you spent 2 hours every day putting this puzzle together it would take you a year to...

Here's a different and somewhat artistic way to encourage understanding of a conic section. Participants physically build an ellipse by choosing two foci and sketching the figure through...