This alphabetical installment of the Baby University series is the perfect introduction for even the youngest mathematicians A is for Addition B is for Base C is for Chord From addition to zero, The ABCs of Mathematics is a colorfully simple introduction for babies--and grownups--to a new math concept for every letter of the alphabet. Written by an expert, each page in this mathematical primer features multiple levels of text so the book grows along with your little mathematician. Also in the Baby University Series: ABCs of Science ABCs of Physics Quantum Physics for Babies Baby University: It only takes a small spark to ignite a child's mind.