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A geodesic icosahedron, the Times Square New Year's eve ball

Image by kjpargeter on Freepik It's a gorgeous ball, covered with Waterford Crystal triangles, shaped as a geodesic icosahedron.  Every New Year's Eve it descends in Times Square to mark the...

What is a quantum dot?

In this activity, students work through the nomenclature to understand the possibilities of nano science and quantum dots.  Questions that are answered; How many nanometers are in a millime...

Heating with wood - What's a cord?

Do you know what a cord of wood looks like? What size stack is that? What's a thrown stack? What's the dog's name that is standing in front of the wood? How long can I heat my house with that much fue...

Indigenous Peoples or Columbus Day

When Columbus landed in Guanahani (renamed San Salvador, Bahama Islands by Columbus), he began the European settlement of the New World. Guanahani was inhabited by the  Taíno people and...

Lego Fireman +

At the Toys R Us store, we saw an amazing LEGO creation.  He was a life-sized LEGO fireman with a walkie-talkie, an oxygen tank and even an oxygen...

How many baseballs are in this truck?

In 2017, Old Dominion Freight Line offered 2 free tickets to the next 3 World Series to the person who guesses closest to "How many baseballs are in this truck?". Alas, the contest ended on Au...

200 people

Show your students the video and have a discussion! What do you notice?Why did someone create this GIF?What's the point? For Adventurer members we have our solutions.

Wheel of Theodorus

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 editable Word docx and s...

The HAT tessellation

﻿ 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 to tile your shower floor wi...

Daylight savings time

Updated and improved! Is Daylight savings time helpful?  How does it make you feel? "Spring forward, fall back" Early Sunday morning, March 12th at 2 am, we change our clo...