Tricks Learn over a hundred yo-yo tricks. Diagrams feature an unusual alien-looking character, but they are easy to understand. This site also includes difficulty ratings for each trick. Site has ads and links to its online store. There are chemistry experiments, games, a solution recipe, magic tricks, unique art ideas, and more.
Some printable pages are only available in color.
For children in grades K-5. From the Soap and Detergent Association. See what bubbles look like under a microscope, find out why they are shaped like spheres, what happens when 2 bubbles meet, why they are so colorful, and more. From the Exploratorium science museum. Also read Frequently Asked Questions about bubbles and the history of bubble blowing.