Books by Tracey Hecht. The Ominous Eye: The Nocturnals, Book 2. Written by Tracey Hecht with illustrations by Kate Liebman - Magic, Children's 7 - 11, Fantasy, Fiction, Friendship, Humor, Youth Fiction. When a violent jolt fractures the earth, the Nocturnal Brigade sets out to investigate its source.
Isaac Newton laid the blueprints for his three laws of motion, still recited by physics students, in 1666. Credit: Library of Congress Isaac Netwon is synonymous with apples and gravity.
He discovered that they were not perfect circles. Also, he was  pretty good a math, and devised what are known as Kepler's Laws of  Planetary Motion, by which you can predâ¦ict the movement of the  planets based on their orbital distances and speeds.