The Mad scientist handbook 2 : how to make your own disappearing ink,exploding egg,smoking fingertips,flying potato,rain machine,X-ray glasses, and much more / Joey Green.

by Green, Joey
Published 2002

The Mad scientist handbook : how to make your own rock candy, anigravity machine, edible glass, rubber eggs, fake blood, green slime, and much,much more / Joey Green.

by Green, Joey
Published 2000