Offered by Exploit, a nonprofit and independent California Corporation, the Science Quizzes site contains more than forty quizzes in various science subjects. Topics include astronomy, physics, weather, chemistry, water, cold, Mars, and other physical and biological subjects. Each quiz allows users to choose from among several answers and then check to see how many they got right. Although fairly...

This colorful non-commercial website, created by educator Slater Harrison, offers some tried and true projects involving science. The projects use "easily-available, inexpensive materials, and don't require special skills, tools materials or facilities." The author encourages "creative inventors and tinkerers" to improve on the project designs. Some examples of projects include making robot hands,...

This individually-hosted Web site invites users to "make toys at home with common household materials, often in only a few minutes, that demonstrate fascinating scientific principles." Instructions for dozens of toys are available, and what's more, these instructions are accompanied by clear and accessible explanations of the scientific concepts associated with each project. The Web site is...

EdHelper.com, a site that maintains collections of educational resources for kids from preschool to twelfth grade, has made available a huge amount of material useful to science educators. The site contains lesson plans and worksheets covering the life sciences, physical sciences, agricultural sciences, environmental sciences, and technology. The lesson plans describe interactive activities like...

The Experiment page of the Aurora, Illinois SciTech Hands-On Museum includes several quality science educational activities. The first is a lesson plan that lets kids explore what evaporation is and shows it taking place. The Excite an Atom activity includes an interactive model of a Hydrogen atom that allows students to choose various energy states to see how the atom reacts and then returns to...

The online companion to the Ontario Science Center museum offers the SciZone Web site for kids that contains some interesting and unique learning materials. Visitors will find educational games such as mixing colors, a list of lab experiments that includes growing rock candy, a Where's the Science section that attempts to describe how science can be found in the weirdest places, and several other...

At this Australian Broadcasting Corporation website, Ruben Meerman, the surfing scientist, offers a large number of entertaining experiments to excite students about science. At the science tricks link, users can discover how to balance nine nails on the head of a 10th, make a balloon shish kebab, make a super-strength straw, and much more. After each trick, the website offers information on how...

It is never too early to introduce engineering concepts into educational settings, and with these great outreach materials from the University of Utah's Engineering Department, middle school educators can do just that. Each activity includes instructions (in PDF form) and a mixture of tutorial videos, PowerPoint slides, or handouts. Readers near Utah's campus may be able to take advantage of the...

The Franklin Institute was founded in 1824 by a group of Philadelphians in order to train artisans and mechanics in the fundamentals of science, but has since transformed itself into a science museum and research institute that also awards the Franklin Institute and Bower Awards annually. The Institute's Web site contains a host of information on their current and upcoming exhibits, which include...

Fun Trivia.com, "the World's Largest Trivia Site" includes a section of trivia quizzes devoted to science. Sixteen different quizzes are currently offered, covering topics such as the Fahrenheit Scale, Chemical Elements: Origins of Names, and How to Do Science. The quizzes are graded on a difficulty scale based on scores from the first twenty players. After a free registration, anyone can submit...