Cómo funcionan los juguetes (How Toys Work)

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.

This Spanish-translated book will be a hit with both thrill seekers and with those who prefer to stay safely on the ground. After an introduction to Newton's three laws of motion, readers learn the mechanics of various amusement park rides including roller coasters, Ferris wheels, merry-go-rounds, and gravity rides. They learn how to measure motion, and how kinetic and potential energy apply to their favorite rides. This 6-Pack includes six copies of this title and a lesson plan.

Para don Diego Velázquez retratar a la infanta Margarita, hija predilecta del rey Felipe IV, rodeada de sus damas y bufones, se le antoja, hoy más que nunca, tarea ardua. Todos los personajes del cuadro están ya prácticamente acabados de pintar, pero la princesa hace tiempo que no viene al estudio. Parece que se aburre posando. Murmuran que anoche se atrevió a confesárselo a su padre, después de la cena. ¡Y su Católica Majestad ha dicho que le cuenten cuentos! Protestan las meninas, los guardadamas, los enanos, hasta el propio pintor de cámara se queja. Sin embargo, cuando aparece...

INCLUYE RECETARIO CON VARIAS RECETAS Aprenderás a elaborar auténticos jabones naturales mediante el llamado “proceso de saponificación en frío”. Este tipo de jabones artesanos limpian en profundidad todo tipo de pieles, especialmente las pieles delicadas y sensibles. No contienen ningún tipo de detergente y son ecológicos y biodegradables. Aprenderás a personalizarlos con diferentes propiedades para cada tipo de piel. Hacer jabones en casa es barato. Los ingredientes necesarios para hacer jabón son económicos y fáciles de conseguir. Además, puedes hacer los jabones para tu...

En palabras del Ignacio Solares, se desentierran las preguntas y motivaciones de la profesión como psicólogo. ¿Por qué divierte la Psicología? El autor parte de esta pregunta para realizar un recorrido por la historia de esta disciplina. Describe desde las principales corrientes psicológicas y sus promotores, Pavlov, Charcot, Freud, Jung y Skinner, y otros más.

Fans won't want to miss this ultimate guide to Five Nights at Freddy’s -- bursting with theories, lore, and insights from the games, books, and more! This all-encompassing guidebook concentrates material from The Freddy Files (Updated Edition) and adds over 100 pages of new content exploring Help Wanted, Curse of Dreadbear, Fazbear Frights, the novel trilogy, and more! Fans hungry for fresh Five Nights at Freddy's lore can sink their teeth into this massive guidebook packed with mythology, gameplay, and secrets to help unwind the twisted mysteries lurking behind the smiling face of Fazbear...