Vacuum Bazookas, Electric Rainbow Jelly, and 27 Other Saturday Science Projects.
$6.09 - $39.47
The Ultimate Book of Saturday Science: The Very Best Backyard Science Experiments You Can Do Yourself
$7.29 - $29.95
Exploding Disk Cannons, Slimemobiles, and 32 Other Projects for Saturday Science
$5.09
Industrial Gases
$379.99