Have you ever seen a photo of a full moon, usually near the horizon where it looks HUGE. As a young kid, scenes like that made…
What if you could fit the entire solar system on your street? That’s exactly what we tried to do while stuck at home during the…
If you think about it, microwave ovens are pretty powerful tools for scientific investigation. Electromagnetic waves of a specific frequency are sent back and forth…
This post is part of a series of static electricity activities. Check out the whole series! For a brief discussion of static electricity basics, check out the first…
What colors are really in your markers? Do it! Cut a long strip from a coffee filter or paper towel about an inch wide. Put…
Spring has sprung and while the caterpillars are out munching on my garden, getting energy for that big change coming in the summer, we can…
Every year, twice a year, the earth is tilted just right relative to its path around the sun that we have exactly 12 hours of…
In case you missed it, on Tuesday, February 6, 2018, SpaceX launched the Falcon Heavy rocket to deliver a test payload of Elon Musk’s Tesla Roadster…
Kids are natural chemists. They love to mix things together and see what happens. My kids call it making potions. They would pull every powder…
This Christmas we all drove down to Georgia to hang out with my parents, my sister and her kids. I am busy writing engineering challenges…