Move the sliders in this delightful novelty book to see dinosaurs and other prehistoric creatures come to life. Babies will love moving the sliders and following the finger trails in this engaging board book. See three baby dinosaurs hatching from their eggs, pterosaurs flying high in the sky and a hungry T. rex snapping at his supper. Brilliant for developing essential motor skills and hand-eye coordination, this is a delightful book to share with a baby.