Twelve year old Tim and his robot Moby, answer the sender's questions in dynamic, 3-5 minute animated movies. Build a Solar System To get an accurate sense of space in our solar system, try this online calculator. Just fill in the blank for the sun's size in your model and the JavaScript calculator will automatically fill in scaled sizes and distances for all of the planets. The Howard Hughes Medical Institute picked some of the best museum activities and adapted them for the Web. The result is this simple site for kids in kindergarten through second or third grade.
Kids explore animals, dust, butterflies, and more.
Earth Impact Earth Impact is a personal home page dedicated to the subject of meteorites and comets - more especially, their occasional close encounters with the Earth. A professional development and learning resource for teachers. Includes a searchable database of lesson plans. This site provides an excellent lesson on scientific methods, and the scientific steps involved with experimentation. It also goes over errors, and the failure of a hypothesis.