Prótesis sobre implantes

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

An exciting educational resource introduces children to the Solar System through the discovery of numbers.

Desde pequeña Sylvia siente un amor infinito por el mar. Y cuando, aún siendo una adolescente, emerge de su primera inmersión, tiene en mente una única certeza: convertirse en bióloga marina y pasarse la vida en el agua. Desde entonces, Sylvia nunca ha dejado de luchar por el "corazón azul del planeta". Una biografía ilustrada dedicada a la bióloga marina Sylvia Earle, Premio Princesa de Asturias 2018. Mujeres de ciencia es una colección dedicada a contar las vidas de mujeres que han hecho una gran contribución a la ciencia. Retratos complejos y emocionantes, un estímulo y un...

Spanish Language Discover Series Books for Babies & Toddlers: Pets Who wants a pet? Just because you know you'll be the one to take care of your child's pet, doesn't mean you have to stop them from dreaming. Cats, dogs, hamsters and horses--there's a pet for everyone in this book. Each page features a beautiful photo of a pet with a simple title beneath. Used as a jumpstart for interaction, Discover Series Picture Books are a great way to introduce farm animals, their sounds and colors to kids. In this Xist Kids Spanish Edition, Spanish text brings the story to new audiences. This book is in...