Maya doesn't know why she's grumpy. She's just in a cranky, grumpy, grouchy mood. Luckily, Gramma isn't ruffled by Maya's mood. She reminds Maya of all the fun things she might miss out on because of her grumpiness. Will Gramma's silly suggestions coax Maya out of her miserable mood?

A reassuring bedtime story that's filled with memories from a perfect day playing on the beach.

Written by an expert, Nuclear Physics for Babies is a colorfully simple introduction to what goes on in the center of atoms. Babies (and grownups!) will learn all about the nucleus and the amazing process of nuclear decay.