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...
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 American Flag.
The rough desig...
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...
Shoprite is the largest supermarket chain in Africa. The company is presently engaged in increasing their use of solar power to harness the abundant natural resource of solar potentia...
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...
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...
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. They are millions of miles apart but they app...
Act One: Take a look at the pic. What questions come to mind?
Just before Thanksgiving there are competitions all over the world to celebrate cool design, tricky engineering, a...
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 finish.
What do you wonder?
Students ...
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 ...