Series:

Let's Find Out S.

6 total works

Cover of Air

Air

by Charles Shapp and Martha Shapp

Published December 1968

Cover of The Sun

The Sun

by Charles Shapp and Martha Shapp

Published 11 December 1970

Cover of George Washington

George Washington

by Charles Shapp and Martha Shapp

Published March 1971

Cover of Aircraft

Aircraft

by Charles Shapp and Martha Shapp

Published January 1971

Cover of What Electricity Does

What Electricity Does

by Charles Shapp and Martha Shapp

Published December 1970

Cover of Fishes

Fishes

by Charles Shapp and Martha Shapp

Published August 1970