Stack & Smile Crocodile this cute alligator's folded tail has a bumpy surface that aids baby in stacking the 4 new Peek-a-Blocks Builders blocks on - and it rewards baby with musical responses When the tail is flipped open, another surface to organize blocks on appears, along with a nice open space for baby to store the blocks in The Stackagator also likes to be fed - his mouth opens wide so baby can put the blocks into his storage tummy The 4 blocks include a bumble bee that 'flys' on a spring, a butterfly that spins, a flower with rattle seeds and a caterpillar that spins on an arm. Age Range 9 Months-2 Years