Virtual chem lab based on typical textbook topics. Must pay $5 monthly fee for full use.
From the ACS, creators of Middle School Chemistry
You can display with properties, isotopes, orbitals, or compounds; you can also display it fully expanded. Lots of great information.
Use a choice of reference points to design your own temperature scale.
Simulations, Pre-university course, videos, and more resources for high school chemistry.
Given a choice of 5 bases, 2 sugars, and a phosphate you construct a series of organic molecules.
Make your own paint and learn about chemical compounds. Nice little projectif you can get the chemicals.
Free eBook, online lessons, multimedia--lots of great information!
A collection of middle and high school links from a science teacher.
Display changes as you roll over each element. Click and a window opens displaying the Wikipedia entry for that element.
All Lab, No Lecture (DIY Science) (9780596514921): Robert Bruce Thompson: Books
Online textbook covering Matter, Density, Heat & Energy, Units & Dimensions, Measurement Errors, Significant Figures. A lot of physics and a good dose of math.
Click on each element for a video presentation of it. Some are quite impressive--like H~