Calculus, Better Explained is the calculus primer you wish you had in school.
"Math, Better Explained" is a clear, intuitive guide to math topics essential for high school, college and beyond. Whether you're a student, parent, or teacher, this book is your key to unlocking the aha! moments that make math truly click – and make learning enjoyable.
Hall of Fame superstar Nina Hartley teaches you everything you need to know about orally pleasing your partner in this revolutionary new how-to video. In graphic detail, Nina explains and demonstrates various techniques, gives her own personal insights on arousing your partner, and shares her years of experience. Celebrating a decade of erotic performing, Nina lovingly wrote and directed this video for every one of you interested in expanding your sexual horizon - and pleasing your partner!
Energy is, without a doubt, the very foundation of the universe. It’s the engine that powers life and fuels the evolution of human civilization.