Baby Professor 
The Moon’s Cyclical Phases : Understanding the Relationship Between the Earth, Sun and Moon | Astronomy Beginners’ Guide Grade 4 | Children’s Astronomy & Space Books 

In this book, you will learn some interesting facts about the moon and how it affects the tides on Earth. You will also read about the moon’s cyclical phases, why they happen and when. Overtime, you will begin to understand that these phases are influenced by the position of the moon, the Earth and the sun. Amass knowledge on Earth’s closest neighbor. Start reading 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’.