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How many stripes are in our present flag? (The bottom right flag that has been in use since 1960; See the PowerPoint) How many stars? What do the...
John Urschel is a young man with several seemingly disparate characteristics and talents. He is an athlete and a mathematician and he is a black man and a...
What's your guess? How fast are the number of daylight hours changing each day? Are the changes dramatic or subtle? Students make guesses; compute how long, on average,...
Wow! Look at that score! There were some scoreboard malfunctions in this December 15, 2020, pre-season game. What might have been the final score if this game progressed...
The date of the Presidential Inauguration this year can be written in an interesting way. What do you notice? What do you wonder? Do you think that this...
Right now, just after sunset, in the southwest sky, you can check out the planets of Jupiter and Saturn as they get closer and closer to each other....
The holidays are coming! We found these timely soda displays made up entirely of 12-pack of Coca-Cola products. What questions do you have? Start out the activity by...
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...
We found big mixed bags of candy at really good prices ... we think. Students are asked to decide which would be the best deal and the worst...
Jodie Berman, a high school math teacher in Chicago, loves mathematics and loves to cook. We've created an activity based on her Monster Cake (composed of everything that...
In this short activity, students reason and calculate what is left of these chocolate bars. The bars are the same size but are molded into different numbers of...
How much food do you need to carry to hike the Appalacian Trail? The AT is a hiking trail that begins in Georgia and ends on Mount Katadin,...