Andy's Home Page - Experiments in kirlian photography, tesla coils, astrophotography, electronics, and applied mathematics.
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.
Classroom Polyhedra Activities - Detailed instructions for creating both simple and complex structures using common materials.
Dangerous Laboratories - Experiments that are not always safe, cheap, or guaranteed to work every time.
Do Science - Cool science tricks, experiments and activities that can be done anywhere including in restaurants.
Eggs Across the Net - 2002 Class to class project involving raw eggs. Results are posted on the web.
Exploring Data - Curriculum support resources for data exploration and introductory statistics. Looks at science data in the context of graphs and statistics.
Fun Science Gallery - Activities and experiments devoted to the amateur scientist. Teachers and students also will find it useful.
Helge Rustad's Homepage - Descriptions and documentation of a weather station and other hobby projects.
Home Experiments - A collection of experiments you can try at home.
LeisureIdeas - Easy science experiments and demonstrations to do at home using readily available materials.
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.
Radiation Detection - Interesting experiments one can perform with homemade radiation detectors, and how to build them.
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.
Science Experiments You Can Do - A number of reasonably simple experiments and demonstrations that can be performed by kids, teachers and hobbyists.
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
Science Hobbyist - A growing collection of papers on physical science projects for all ages.
Science Project - Science projects and kits for all ages. Membership required to view most projects.
Science Toys - How to make toys (and projects) that demonstrate scientific principles using simple tools and equipment.
Solar Electric Panel Plans - Do it yourself instructions for building a low cost, high output, commercial quality, photovoltaic panel for science experiments
Vicki Cobb's Science for Kids - Some experiments to do. Books which includes these experiments are for sale on the site.