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Summer Solstice, the longest day
Summer Solstice, the longest day

Sunrise on the summer solstice at Stonehenge June 21st, at 10:57 am EDT, the Earth's North Pole will be tilted as far towards the Sun as it will...

Algebra Science Grades 5–HS
Giant beach towel
Giant beach towel

Beaches are starting to open again. Bring summertime smiles and hopes to your class with this activity. Towel project by Misael Soto. Act One: Check out this beach...

Geometry Math and Art Grades 4–HS
Patterns in the binomial expansion, Pascal
Patterns in the binomial expansion, Pascal

Realizing that (X+Y)n can be expanded with the help of Pascal's Triangle offers some pretty and interesting math play. We love to bring a little fun and beauty...

Algebra Number Sense Grades 6–HS
New bust of King Charles ... in chocolate
New bust of King Charles ... in chocolate

Saturday, May 6 th 2023 will be King Charles' coronation. It's been a long time since a new monarch was crowned in the United Kingdom. The artists at...

Algebra Number Sense Grades 4–HS
Wheel of Theodorus
Wheel of Theodorus

Bring a little art into your math class as you begin to use the Pythagorean theorem and your students first meet irrational numbers. For Adventurer members we have...

Algebra Number Sense Grades 6–HS
The HAT tessellation
The HAT tessellation

 An Einstein aperiodic tile has just been discovered. Find out what that means and why it is significant. Plus - play with the tiles. Do you want...

Geometry Math and Art Grades 3–HS
Time to make your prom clothes ... with Duck Tape
Time to make your prom clothes ... with Duck Tape

Larissa Leon, from Texas, in her gorgeous Duck Tape prom gown. If you are going to make your prom clothes then you should start soon ... and buy...

Number Sense Math and Social Studies Grades 4–HS
What is an atmospheric river(AR)?
What is an atmospheric river(AR)?

North America from space. Elements furnished by NASA - https://www.noaa.gov/stories/what-are-atmospheric-rivers How are they ranked? Students become familiar with this weather phenomena and learn how the different ARs are...

Algebra Math and Science Grades 4–HS
March Equinox - big deal? ... and 5 more Spring activities
March Equinox - big deal? ... and 5 more Spring activities

What's with the March Equinox? Does it really affect our lives? Is it just some astronomical occurrence? Students calculate the daylight hours at the March Equinox by time...

Algebra Math and Science Grades 2–6
How hard is it to find a 4 leaf clover? (3 Saint Patrick's Day activities)
How hard is it to find a 4 leaf clover? (3 Saint Patrick's Day activities)

Shamrocks in Ireland are actually 3-leafed white clover, trifolium repens . If you are lucky , you can sometimes find a four-leafed clover. How rare is finding a...

Algebra Number Sense Grades 2–HS
Daylight savings time
Daylight savings time

Updated and improved! Is Daylight savings time helpful? How does it make you feel? "Spring forward, fall back" Early Sunday morning, March 12 th at 2 am ,...

Algebra Number Sense Grades 4–HS
Two 12s or one 18?
Two 12s or one 18?

A little more pizza fun before Pi day ! Which should we order and why? Two 12-inch pizzas or one 18-inch pizza? Which will give you more pizza?...

Number Sense Geometry Grades 4–HS