August 2005
Beginner to intermediate
368 pages
7h 38m
English

See how you can make a bottle invisible!
Fill up the bottle with glycerin and screw the lid on tightly. Fill about one-third of the glass with glycerin. Slowly place the bottle in the glass. A part of the bottle will be submerged. What happens to this part? Why? What will happen if you place the bottle with glycerin in ...
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