The science pros at TKOR show how to cast hollow Poké Balls using candy molds.

Start with a few crayons and combine a crayon with plain wax in a clean, empty food can – one for each color you are using.

There are a lot of leaves outside my window, and I’m guessing your view might be similar. This carpet of dead foliage is often viewed as a nuisance, but it can be an important component in the garden.

Jessica Damiano via AP Fallen leaves cover the base of a row of trees at a garden in Long Island, N.Y., on Nov. 3. There are a lot of leaves outside my window, and I’m guessing your view might be ...

There are a lot of leaves outside my window, and I’m guessing your view might be similar. This carpet of dead foliage is often viewed as a nuisance, but it can be an important component in the garden.