Discusses the life and work of the seven Greek thinkers considered to be the first true scientists of the western world. Included are Democritus, Plato, Aristotle, Theophrastus, Archimedes, Ptolemy, and Galen.
An exploration of kinetic energy that discusses the energy of motion, atoms, waves, light, and global catastrophes. Includes a glossary and a list of resources.
Young readers are introduced to the mythical origins of the gods and humans; the adventures of the mighty Heracles (Hercules); the exciting Trojan War; and three timeless tales of love.
Chronicles the early battles of the Civil War, from Bull Run to Gettysburg, highlighting key developments, events, and people who shaped the war's earliest battles.