Kids' Science Projects at The Science Club - Grouped by level of difficulty and technical prowess as simple, medium, or advanced. - http://scienceclub.org/kidproj1.html
Classroom Hovercraft - This site describes our success at building hovercraft powered by leaf blowers. - http://members.cox.net/2smbschool/hovercraft
LeisureIdeas - Easy science experiments and demonstrations to do at home using readily available materials. - http://www.leisureideas.com/science%20experiments.htm
PASCO Science Experiments - Covering physics, biology, chemistry, earth science, environmental science, and middle school science. - http://www.pasco.com/experiments/
Dangerous Laboratories - Experiments that are not always safe, cheap, or guaranteed to work every time. - http://www.dangerouslaboratories.org/
American Library Association - A list of recommended web sites for children on the topic of science experiments. - http://www.ala.org/ala/alsc/greatwebsites/greatwebsitesscience.htm
Exploring Data - Curriculum support resources for data exploration and introductory statistics. Looks at science data in the context of graphs and statistics. - http://exploringdata.cqu.edu.au/
Home Experiments - A collection of experiments you can try at home. - http://scifun.chem.wisc.edu/HOMEEXPTS/HOMEEXPTS.HTML
Science made simple - Science projects and experiments. - http://www.sciencemadesimple.net/
Helge Rustad's Homepage - Descriptions and documentation of a weather station and other hobby projects. - http://home.no.net/helgeru/
Science Playwiths - Simple science experiments for fun. - http://members.ozemail.com.au/~macinnis/scifun/index.htm
Science Toys - How to make toys (and projects) that demonstrate scientific principles using simple tools and equipment. - http://scitoys.com/
Nexus Research Group - NPBHS - New Zealand's only High School based research lab. Volunteers become part of on-going scientific investigations as a researcher, programmer or technician. Interactive pages and fun experiments available. - http://www.nexusresearchgroup.com/index.html
Classroom Polyhedra Activities - Detailed instructions for creating both simple and complex structures using common materials. - http://www.georgehart.com/virtual-polyhedra/classroom.html
Bill Nye the Science Guy's Nye Labs Online - Learn about Bill, read instructions for over 40 home demos, and visit the teachers lounge. Shockwave required. - http://nyelabs.com/
Solar Electric Panel Plans - Do it yourself instructions for building a low cost, high output, commercial quality, photovoltaic panel for science experiments - http://www.goodideacreative.com/spsample.html
Science Fair and Project Ideas - A collection of 1850 ideas for science projects and ideas, the site offers advice on undertaking a project, the types of projects, and advice on completing this type of task - http://members.ozemail.com.au/~macinnis/scifun/projects.htm
Science Experiments Using Data Loggers and Oscilloscopes - A library of physics, chemistry and biology experiments. Examples include measuring the speed of sound, pH of drinks, magnetic induction and the discharge of batteries. - http://www.picotech.com/experiments/
Wonderama: Explorations in Science Education - Wonderama is a Lansing based company providing assembly and hands-on programs in science and math to students in Michigan. - http://www.wonderama.org
Science Project - Science projects and kits for all ages. Membership required to view most projects. - http://www.scienceproject.com
Science Hobbyist - A growing collection of papers on physical science projects for all ages. - http://www.eskimo.com/~billb/
Science Explorer: Exploratorium - Offers many easy-to-do experiments, from creating volcanos to tiny sparks. - http://www.exploratorium.edu/science_explorer/
Radiation Detection - Interesting experiments one can perform with homemade radiation detectors, and how to build them. - http://www.blackcatsystems.com/science/radiation.html
Beakman's Electric Motor - Details and diagrams on how to build a working electric motor with minimal parts. Also links to extra science experiments for children. - http://fly.hiwaay.net/~palmer/motor.html
Science Experiments You Can Do - A number of reasonably simple experiments and demonstrations that can be performed by kids, teachers and hobbyists. - http://www.west.net/~science/expindx.htm
Fun Science Gallery - Activities and experiments devoted to the amateur scientist. Teachers and students also will find it useful. - http://www.funsci.com/
Science Pioneer - Contains experiments for all ages. Science links and project examples. - http://www.nhusd.k12.ca.us/Pioneer/science/pioscience.index.html
Do Science - Cool science tricks, experiments and activities that can be done anywhere including in restaurants. - http://www.doscience.com/index.html
Vicki Cobb's Science for Kids - Some experiments to do. Books which includes these experiments are for sale on the site. - http://www.vickicobb.com/