Free Presentations in PowerPoint format 

Chemistry - scroll down (many, HS) 

Chemistry ppts (many)

Chemistry ppts (Step VA Schools, many)

Science KS4 ppts (Chemistry)

Showing Chemistry Bigger than Life

Atomic Structure

Periodic Table

Acids, Bases, pH Scale, Solutions

States of Matter   

Energy

Lab and Lab Safety

Carbon Cycle

Forensics for Kids

Microscopes

Nanoscience

Primary Resources Science 

Carbon Family 

See Science Index for More 

For Kids

Microscope - What is it?

Chemistry (bbc)

Even more challenging Chemistry games (bbc)

Chemistry Games

Organic Chemistry - Forms of Carbon

See Also: DNA, Cell Structure

For Teachers

About 200 Lesson Plans from SMILE 

Amazing Chemistry Teacher Resources 

Chemistry Lesson Plans

Lesson Plans for Chemistry 

Doc Brown's Chemistry Clinic

Free Presentation Tutorials - including how to create
 a new presentation from several old ones, add sound, more

Free Video Clips/Mini Movies

Free Online Science Games for Kids

Free Clipart for Science

Free Templates