Hagamos que estudiar para el examen CDL sea más fácil. Nuestros completos libros de preparación para el examen CDL están diseñados para ayudar a los camioneros como usted a obtener una calificación aprobatoria en sus exámenes. Se ha demostrado científicamente que las pruebas de práctica aumentan las tasas de aprobación de exámenes.

Hagamos que estudiar para el examen CDL sea más fácil. Nuestros completos libros de preparación para el examen CDL están diseñados para ayudar a los camioneros como usted a obtener una calificación aprobatoria en sus exámenes.

Hagamos que estudiar para el examen CDL sea más fácil. Nuestros completos libros de preparación para el examen CDL están diseñados para ayudar a los camioneros como usted a obtener una calificación aprobatoria en sus exámenes. Se ha demostrado científicamente que las pruebas de práctica aumentan las tasas de aprobación de exámenes.

Hagamos que estudiar para el examen CDL sea más fácil. Nuestros completos libros de preparación para el examen CDL están diseñados para ayudar a los camioneros como usted a obtener una calificación aprobatoria en sus exámenes. Se ha demostrado científicamente que las pruebas de práctica aumentan las tasas de aprobación de exámenes.

Hagamos que estudiar para el examen CDL sea más fácil. Nuestros completos libros de preparación para el examen CDL están diseñados para ayudar a los camioneros como usted a obtener una calificación aprobatoria en sus exámenes. Se ha demostrado científicamente que las pruebas de práctica aumentan las tasas de aprobación de exámenes.

My Big TOE: Awakening, written by a nuclear physicist in the language of contemporary culture, unifies science and philosophy, physics and metaphysics, mind and matter, purpose and meaning, the normal and the paranormal. The entirety of human experience (mind, body, and spirit) including both our objective and subjective worlds is brought together under one seamless scientific understanding.

Chemistry and Our Universe: How It All Works is your in-depth introduction to this vital field, taught through 60 engaging half-hour lectures that are suitable for any background or none at all. Covering a year’s worth of introductory general chemistry at the college level, plus intriguing topics that are rarely discussed in the classroom, this amazingly comprehensive course requires nothing more advanced than high-school math. Your guide is Professor Ron B. Davis, Jr., a research chemist and award-winning teacher at Georgetown University.

Richard Dawkins' brilliant reformulation of the theory of natural selection has the rare distinction of having provoked as much excitement and interest outside the scientific community as within it. His theories have helped change the whole nature of the study of social biology, and have forced thousands to rethink their beliefs about life.

How the Earth Works takes you on an astonishing journey through time and space. In 48 lectures, you will look at what went into making our planet - from the big bang, to the formation of the solar system, to the subsequent evolution of Earth.

We are in the midst of a global mental health crisis, and mental illnesses are on the rise. But what causes mental illness? And why are mental health problems so hard to treat? Drawing on decades of research, Harvard psychiatrist Dr. Chris Palmer outlines a revolutionary new understanding that for the first time unites our existing knowledge about mental illness within a single framework: mental disorders are metabolic disorders of the brain. Brain Energy will transform the field of mental health, and the lives of countless people around the world.

Welcome to the Universe is a personal guided tour of the cosmos by three of today's leading astrophysicists. Inspired by the enormously popular introductory astronomy course that Neil deGrasse Tyson, Michael A. Strauss, and J. Richard Gott taught together at Princeton, this book covers it all - from planets, stars, and galaxies to black holes, wormholes, and time travel.

Hilarious, fascinating, and a roller coaster of dizzying, historical what-ifs, Napoleon's Hemorrhoids is a potpourri for serious historians and casual history buffs. In one of Phil Mason's many revelations, you'll learn that Communist jets were two minutes away from opening fire on American planes during the Cuban missile crisis, when they had to turn back as they were running out of fuel. You'll discover that before the Battle of Waterloo, Napoleon's painful hemorrhoids prevented him from mounting his horse to survey the battlefield.

In The Quantum Universe, Brian Cox and Jeff Forshaw approach the world of quantum mechanics in the same way they did in Why Does E=mc2? and make fundamental scientific principles accessible - and fascinating - to everyone.The subatomic realm has a reputation for weirdness, spawning any number of profound misunderstandings, journeys into Eastern mysticism, and woolly pronouncements on the interconnectedness of all things. Cox and Forshaw's contention? There is no need for quantum mechanics to be viewed this way.

How Dogs Love Us answers the age-old question of dog lovers everywhere and offers profound new evidence that dogs should be treated as we would treat our best human friends: with love, respect, and appreciation for their social and emotional intelligence.

In this illuminating audiobook, Tyson and coauthor James Trefil, a renowned physicist and science popularizer, take on the big questions that humanity has been posing for millennia - How did life begin? What is our place in the universe? Are we alone? - and provide answers based on the most current data, observations, and theories.