You can see what's inside a cassette by looking at our science corner in the school library. Gord O., adds...

This is a great question! And, there is a great explanation in The Illustrated Encyclopedia of Inventions in the school library. Look it up on page 278 of volume 3 next time you are there. It is under the title "Cassette and Cartridge"

Answer #% % filename IO.DOT page% % page 1 of% % numpages 1 % % date \@ "MMMM d, yyyy"April 19, 1995