K thru 2nd Grade:

BUBBLES, RAINBOWS AND WORMS;
Brown, Sam

SOAP BUBBLES: A SCIENCE CONCEPT BOOK;
Simon,Seymour

3rd Grade and up:

EXPERIMENTS WITH BUBBLES;
Gardner, Robert

BUBBLES: A CHILDREN'S MUSEUM ACTIVITIES BOOK;
Zubrowski,Bernie

BUBBLE FESTIVAL & BUBBLE-OLOGY;
Lawrence Hall of Science; Great Exploration Series 512-642-7771

SOAP BUBBLES: THEIR COLORS & THE FORCES WHICH MOLD THEM;
Boys, C.V.

THE UNBELIEVABLE BUBBLE BOOK;
Cassidy, John (Toy, Hobby & Book Stores)

6th Grade through College:

SOAP BUBBLES: THEIR COLORS AND THE FORCES WHICH MOLD THEM;
C.V. Boys

BUBBLE-OLOGY;
Lawrence Hall of Science; Great Exploration Series 512-642-7771