Just Ask Books (set of 16 science books) (Used Hardcovers) - Chris Arvetis and Carole Palmer

16 Science Books 

What is a Cloud?
What is a Dinosaur?
What Makes Day and Night?
Why is the Grass Green?
Why Do Birds Sing?
What is a Volcano?
Why is the Sky Blue?
What is a Jungle?
What is Electricity?
What is a Space Shuttle?
What is a Star?
Why Do Leaves Change Color?
Why Does It Thunder and Lightning?
What is the Moon?
What is a Rainbow?
What is a Wave?

Checkerboard Press 1986
Very Good Condition - pages are clean and unmarked. Covers are in good condition