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 what is going on all around us.
What d...
Think back to when you were loosing your baby teeth. What was the going tooth rate in your house? Do you think that, on average, you were paid well or were you disappointed? &nbs...
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 numbers of stars and strip...
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 l...
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 happens often in a yea...
Can you tell from its opening weekend how much the new movie, Avengers: Endgame, might earn in theaters? This activity can be used anytime and is especially timely when there i...
Pythagorean triples are not only handy for students to recognize but produce some interesting and lovely patterns. We've combined a little coloring with our Pythagorean Triple patter...
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Danny's Wok in Philadelphia has a huge price list for ordering their famous chicken wings.
Why did they write t...
Graph from Wolfram Alpha
Consumers in the U.S. spend a lot of money. In this activity we look at historical data to see if there are any patterns in our spending. How does our holida...