Good science websites for kids include Askdruniverse.wsu.edu, ColorMatters.com and Popsci.com. Another popular option is BillNye.com, which is the website for the popular broadcaster "Bill Nye the Science Guy."
Askdruniverse.wsu.edu features Dr. Universe, the world's most curious cat. Kids can ask Dr. Universe questions and look up answers to hundreds of other questions.
ColorMatters.com, which is aimed at kids who like art and color, focuses on how art affects the mind and body. The website explains concepts such as additive and subtractive color systems. It also explains how humans and other creatures perceive color. Popsci.com offers articles on space, the Internet, computers, and other scientific topics.