Recognized as the father of analytic geometry, René Descartes was a French mathematician and philosopher. Kids will love this funny and very accessible tale - based on one of math's greatest myths - about the man who popularized the Cartesion system of coordinates.
"What in the world?" That's what you'll say when you open this amazing large-format photo book, full of real-life riddles and puzzling pictures. Patterns, colors, shapes, hidden animals, optical illusions, double-take photo comparisons, and much more will give your brain a workout and keep you coming back for more!
A startling, thrilling novel set in a dystopian future ravaged by global warming - ZENITH is the stunning sequel to the critically acclaimed, bestselling EXODUS.
Dahulu kala, naga diburu hingga hampir musnah oleh Orde St. George, komunitas Pembantai Naga. Kini para naga semakin kuat dan licik, menyaru jadi manusia, dan diam-diam meningkatkan populasinya. Talon, satu-satunya organisasi naga, berencana menguasai dunia dan memperbudak manusia. Setelah puluhan tahun dilatih ketat dalam fasilitas tersembunyi, Ember Hill, seekor naga muda, akhirnya diizink…
The lid gave, eventually, with surprisingly little noise. Nothing splintered. Nothing broke. No hinges flew, or even creaked, and for a second or two nothing happened at all. Then came the first scream. It blew out a candle, that scream ...'Shut the lid! For the love of God ...SHUT THE LID!' And so the box was slammed shut, hidden away, and forgotten about. But what lay within was only dormant …
Jackson Meyer has thrown himself into his role as an agent for Tempest, the shadowy division of the CIA that handles all time-travel-related threats. Despite his heartbreak at losing the love of his life, Jackson has proved himself to be an excellent agent. However, all that changes when Holly--the girl he altered history to save--re-enters his life. And when Eyewall, an opposing division of th…