It only takes a small spark to ignite a child’s mind! Written by an expert, General Relativity for Babies is a colorfully simple introduction to Einstein’s most famous theory. Babies (and grownups!) will learn all about black holes, gravitational waves, and more. With a tongue-in-cheek approach that adults will love, this installment of the Baby University board book series is the perfect way to introduce basic concepts to even the youngest scientists. Author - Chris Ferrie.