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Louisiana
Louisiana

We recently watched the approach of Hurricane Barry and worried about the fate of Louisiana. After the devastation of Hurricane Katrina, what would another powerful hurricane do to...

Algebra Number Sense Grades 4–HS
How does the pay for women's soccer compare to that of men's?
How does the pay for women's soccer compare to that of men's?

All soccer players on a team aren't paid the same. The best players are paid more than the simply great players. And in Women's soccer those same differences...

Number Sense Math and Social Studies
Spiraling squares - compass and straight edge
Spiraling squares - compass and straight edge

Can you see the many spirals in this design? Students calculate the size of each increasing round of squares and consider what sort of spirals these must be....

Algebra Number Sense Grades 6–HS
Opening Weekend - Avengers: Endgame
Opening Weekend - Avengers: Endgame

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...

Algebra Current events Grades 7–HS
How long would it take to build this underground house and pool?
How long would it take to build this underground house and pool?

The building of this underground house and pool was presented by Cayote Person and his partner, Mark Lavins, on their youtube channel, "Brave Wilderness." At BraveWilderness.com the business...

Algebra Number Sense Grades 4–HS
Value of a lifetime of Whoppers?
Value of a lifetime of Whoppers?

Locked in a smelly bathroom for one hour and then promised a lifetime of Whopper meals 🍔 , an Oregon man sued BK when the manager's promise was...

Algebra Number Sense Grades 4–7
Pythagorean Triples and coloring
Pythagorean Triples and coloring

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 pattern investigation...

Algebra Number Sense Grades 6–HS
Choosing the NBA All-Star team
Choosing the NBA All-Star team

The weekend of February 14 - 16 will be all about the NBA All-Stars. The two team captains are Giannis Antetokounmpo (Milwaukee Bucks) and LeBron James (Los Angeles...

Algebra Number Sense Grades 4–6
V-o-r-t-e-x
V-o-r-t-e-x

Weather temp eratures have been extreme in the World lately. Australia is experiencing an unprecedented heat wave and the U.S. is experiencing a Polar Vortex. Let your students...

Number Sense Math and Science Grades 4–6
New Horizons spacecraft just flew by a really distant asteroid
New Horizons spacecraft just flew by a really distant asteroid

Brian May, the lead guitarist of the rock band, Queen, is also an astrophysicist and one of the science team collaborators of the New Horizons space program. The...

Algebra Number Sense Grades 4–HS
Weird wing prices
Weird wing prices

Clicking on this image will show it larger in a new window. Danny's Wok in Philadelphia has a huge price list for ordering their famous chicken wings. Why...

Algebra Number Sense Grades 6–7
Sol LeWitt's pyramid - How might you count those blocks?
Sol LeWitt's pyramid - How might you count those blocks?

Sol LeWitt, Four Sided Pyramid, 1999, Hirshhorn Museum Sculpture Garden, Washington DC Sol LeWitt (1928 - 2007) was a an American artist involved in Conceptual art and Minimalism....

Algebra Number Sense Grades 4–HS