4 Results
4 Results
What makes a magnet? —Branley, Franklyn M. (Franklyn Mansfield), 1915-2002, author.

"Why does a magnet pick up a paper clip but not a leaf or a penny? How can the whole world be a magnet? Follow the step-by-step instructions about how to make your own magnet, and then find out for yourself what makes a ...

Running on sunshine : how does solar energy work? —DeCristofano, Carolyn Cinami, author.

"The sun is a source of energy for living things. Energy that comes from sunshine is called solar energy. But how does solar energy work? And how can we use solar energy to not only stay on the cutting-edge of technology...