A collection of ten hands-on science experiments for the entire family that will help you understand concepts in astronomy. Make an astrolabe, find the size of the sun and moon, build a lunar settlement, find out about meteoroids, shadow...

[Free Registration/Login Required] This flipchart gives a guideline for planning and conducting science experiments. It gives an organized approach to planning, obtaining evidence, presenting and evaluating the results.

A great resource to discover fun new activities to use in your classroom. Activities are age-appropriate, and span several science topics.

Using spinach leaf disks, students measure the rate at which the photosynthesis process occurs. Students speculate on further investigations that could be done and discuss how the rate at which photosynthesis occurs has vast implications...

This interactive experience allows users to assume different positions and vantage points in space while moving through the Solar System. Also, explore the 2011 Juno spacecraft mission to Jupiter with real-time positioning in space.

Home page for NASA's Discovery Program Messenger to the planet Mercury. Site provides details of the planned mission, its experiments and the science and management teams. Linked Quicktime animation files are very large and detailed....

[Free Registration/Login Required] You are a Scientist, is an introduction to the scientific method and the steps we take in that process. The final page provides a link to the 2003-2004 winning science fair projects displaying the parts...