Earth Day Actions for Our Planet (April 22)
We have 16 activities that you could use for Earth Day!
April 22nd is Earth Day. Help your students become activists for our planet? We have ...
Math and Science
Genres
Grade
A geodesic icosahedron, the Times Square New Year's eve ball
Image by kjpargeter on Freepik
It's a gorgeous ball, covered with Waterford Crystal triangles, shaped as a geodesic icosahedron. Every New Year's Eve it descends in Times Square to mark the...
Lego Fireman +
At the Toys R Us store, we saw an amazing LEGO creation. He was a life-sized LEGO fireman with a walkie-talkie, an oxygen tank and even an oxygen...
Autumnal Equinox 2023
Updated for 2023!
Saturday, September 23, 2023 at 06:50 UTC (2:50 am EST),
will be the Autumnal Equinox. It is the time of year when an imaginary plane would pass through both the Earth...
Earth Day (April 22) Actions for Our Planet
Algebra
Number Sense
Geometry
Math and Science
Math and Social Studies
Holidays and Annual Events
Current events
Ratio and Proportion
3-act tasks
Data and probability
<a href="https://www.freepik.com/free-photo/watercolor-textured-blue-background_15559582.htm#fromView=search&page=1&position=22&uuid=5c957d6a-8767-4ae9-9522-cdefcf4825b7">Image by ra...
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 4-leafed clover? How hard do you...
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 12th at 2 am, we change our clo...
Throwing Up 2023
This year, Buffalo, New York, has had more than 100 inches of snow this winter. We imagine that the height of the tunnel to people's homes is getting pretty high. It's hard to shovel new snow when y...
Winter Solstice 2023
It is really dark out now. Why is that?
Students appreciate how their latitude effects the darkness of their late afternoon location as they study the earth's tilt and the logic of da...
Total lunar eclipse
On the morning of November 8, 2022, many of us will be able to see the last full lunar eclipse until March 2025.
Luckily, many of us will be able to see the eclipse pretty close to when we woul...