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Black holes are neither holes nor black. They're invisible and packed with matter! Future astronomers will find out many more fascinating facts about these space phenomena with this intriguing book. Carefully crafted text encapsulates the most important information about black holes, such as how scientists locate them and their significance in a star's life cycle. Amazing photographs support critical concepts and inspire a true appreciation of the spectacles of space.

An elementary introduction to the workings of the human body, the skeleton, skin, circulation, and nervous system.

Children often wonder what they were like when they grew up in their mother's womb. Discover the magic and beauty of the beginning of life in nine three-dimensional illustrations of a baby in real size, month by month. This book is a great way to explain to children how their life was in their mother's womb and is the perfect gift for the arrival of a new baby.

Explores Energy, How We Use It, Different Types And Forms, Conservation And Transformation Of Energy, Renewable Vs. Non-Renewable, And Energy Conservation.