The rhyming race up this famous "tree of knowledge" is as easy as A-B-C with our Chicka Chicka Boom Boom playset featuring a free standing, fabric tree and the 26 uppercase and 26 lowercase letters that adhere.

* CHICKA CHICKA BOOM BOOM by Bill Martin Jr. and John Archambault, illustrated by Lois Ehlert. Text copyright 1989 by Lois Ehlert. Produced by arrangement with Simon & Schuster Books For Young Readers, an Imprint of Simon & Schuster Children's Publishing Division.