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Dot Physics

Category archives for for kids

People need to play with magnets

Question from class: *What do magnets interact with?* Basically, everyone said “metals”. I am quite surprised. No one specifically indicated that magnets only interact with iron and steel (of the materials they would likely see). I understand that steel is a very common material they are likely to encounter, but what about aluminum? I think…

My kids like books. Especially when they are going to bed. I let my daughter pick a book and she picked “Clam-I-am. All About the BEACH” by Trish Rabe. It is nice, it rhymes. The pictures are pretty. Then I get to this page: ![page](http://scienceblogs.com/dotphysics/wp-content/uploads/2008/09/page.jpg) So, the ocean is blue because of the sky? How…