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What is Artemis 1 and when will it launch?

Number Sense Geometry Math and Science Math and Social Studies Current events Wow factor
  Credit: (NASA/Joel Kowsky) 50 years ago we landed on the moon. We've established a space station and flown astronauts and guests to live there. Private industries have created reusable ...

Hexadecimal coloring

Number Sense Geometry Math and Science Math and Art Ratio and Proportion
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 ask students to color in o...

How much pee is in this pool?

Number Sense Geometry Math and Science Funny Wow factor
After chlorination, it has been hard to measure the quantity of pollutants in pool water.  A Canadian chemist, Xing-Fang Li, has found a marker for urine that chlorine doesn't disguise....

Where should I drop my puck

Algebra Number Sense Geometry Ratio and Proportion 3-act tasks Data and probability
  Act 1 - Give students time to view the game board above or give them our one-page activity. The above picture is larger when you click on it. Ask students for their gut reaction about which sl...

Gauss and our star of stars

Number Sense Geometry Math and Art
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.

Shooting for Three

Algebra Geometry Sports Data and probability
The NBA court has a 3-point line that separates how many points a player will earn for his team by making a basket from outside of that line. Teams have been shooting more and more th...

How big of a crepe can you make?

Algebra Number Sense Geometry Math and Food Ratio and Proportion
At Costco you can buy this huge tub of nutella.  It contains nearly 7 pounds of chocolaty-hazelnut spread. We use nutella to make banana/nutella crepes.  How long will that tub last u...

April Fool's Day fun

Algebra Number Sense Geometry Holidays and Annual Events Funny
This day is known for pranks and puzzles.   Try one of these 4 activities on April Fools Day. Ask students to analyze where I made my mistake.  PerplexingProblem.pdf CC...

Lighting the 2022 Olympic Torch

Algebra Geometry Math and Science Sports Holidays and Annual Events
On October 18th, 2021 the Olympic Torch was lit in Greece.  It was lit without the help of a flame or a match.  It was lit by concentrating the rays of our Sun. From Olympi...

The James Webb telescope

Algebra Number Sense Geometry Math and Science Ratio and Proportion
 After launch, the telescope deployed on its 30-day, million-mile journey out to the second Lagrange point (L2). This video shows the deployment procedure, timeline, and location of the sate...
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