Boo's Big Achoo!

This delightfully silly board book will have little ones laughing through their sneezes! Join Boo the ghost as he wakes up with a big “Achoo!” and learns all about germs, viruses, and the amazing immune system army inside us all. With playful rhymes and charming illustrations, Boo’s Big Achoo is perfect for reading aloud—whether your little one is under the weather or just loves a good giggle!

Written by Mayo Clinic physician ...