Vol. 1--Poems and Rhymes, Vol. 2-Once Upon a Time, Vol. 3--Art Around Us, Vol. 4--The World of Animals, Vol. 5--The World of Plants, Vol. 6--Our Earth, Vol. 7--The Universe, Vol. 8--How Does It Happen?, Vol. 9--How Things Work, Vol. 10--Shapes and Numbers, Vol. 11--About You, Vol. 12--Who We Are, Vol. 13--See the World, Vol. 14--Celebrate!, Vol. 15--Guide and Index.

Vol. 1--Poems and Rhymes, Vol. 2-Once Upon a Time, Vol. 3--Art Around Us, Vol. 4--The World of Animals, Vol. 5--The World of Plants, Vol. 6--Our Earth, Vol. 7--The Universe, Vol. 8--How Does It Happen?, Vol. 9--How Things Work, Vol. 10--Shapes and Numbers, Vol. 11--About You, Vol. 12--Who We Are, Vol. 13--See the World, Vol. 14--Celebrate!, Vol. 15--Guide and Index.

Illustrated articles, stories, and poems, grouped thematically in fifteen volumes under titles including "World and Space, "About Animals," "How Things Work," and "Make and Do."

An encyclopedia designed especially to meet the needs of elementary, junior high, and senior high school students.

Vol. 1--Poems and Rhymes, Vol. 2-Once Upon a Time, Vol. 3--Art Around Us, Vol. 4--The World of Animals, Vol. 5--The World of Plants, Vol. 6--Our Earth, Vol. 7--The Universe, Vol. 8--How Does It Happen?, Vol. 9--How Things Work, Vol. 10--Shapes and Numbers, Vol. 11--About You, Vol. 12--Who We Are, Vol. 13--See the World, Vol. 14--Celebrate!, Vol. 15--Guide and Index.

Presents illustrated articles, stories, and poems, grouped thematically in fifteen volumes.