Baby Professor 
What Makes a Rock Valuable? : Composition of Rocks | Geology Picture Book Grade 4 | Children’s Science Education Books 

Let’s talk about the composition of rocks. Do you know one of the minerals that make up rocks? Read this book to get a full list of all the minerals inside rocks. Where do these minerals come from? Do rocks differ in certain parts of the world? What an interesting book to read on a seemingly ordinary object. Grab a copy today.

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Baby Professor showcases a collection of subjects that are educational for kids to help them learn how to do something themselves, exactly how something is done or how it came about. Children love to learn through attractive visuals and Baby Prof. is ideal to get your child the head start he or she needs for the future. Our Motto – 'Learning is Fun, so let’s Make it Fun to Learn’.