Explore the wondrous teeny-tiny underwater world of a sweet, teeny-tiny mermaid who lives in a teeny-tiny castle with her teeny-tiny friend! Life in the teeny-tiny sea is full of big adventures filled with teeny-tiny beautiful treasures to be found! This interactive aquatic adventure features a bright, iridescent mermaid tail puppet toy built into the book perfect for flipping through every page while encouraging interactive play, hand-eye coordination, and sensory and language development. Babies and toddlers learn best when they are playing, especially when their grown-ups are in on the fun! Collect the entire Finger Puppet Board Book series! The adorable built-in mermaid finger puppet encourages interactive play and helps develop fine motor skills. The funny rhyming story entertains while teaching language patterns to babies and toddlers in their first years. Practice hand-eye coordination.