Beth Harris, a Raleigh mom, long-time science educator and creator of Fort Kits for Kids, is back with another easy experiment we can do at home with the kids. Beth Harris, a Raleigh mom, long-time ...

In this quick science demo, I use green food coloring, a glass, and a paper towel to show that even invisible air takes up space. I push the cup straight down into the water and pull it back out to ...