How Do You Measure Time?

Provides an overview of the design, uses, weapons, and equipment of U.S. Navy submarines. Written in English and Spanish.

Suitable for training advanced level students in writing texts in different styles and registers in Spanish

Readers will be amazed to discover that every time they climb onto bicycles and ride like the wind, they are defying gravity! This book explains the physics and history behind bicycles, skateboards, and surfboards. Readers learn what happens from the simplest movement of rolling forward to more complex tricks and stunts of jumping and spinning. Readers will never look at bikes, skateboards or surfboards the same way again.

Fun Facts About The Seasons Of The Year Draw The Reader Into This Delightful Book That Includes Weather Related Information.

"Por medio de prosa simple y dulce, y las ilustaciones vivas, de este tierno libro anima al comportamiento positivo así muestra a los niños que fácil y gratificante es expresar como ser simpatico, apreciado, y amado todos los días."--Fishpond.com.au.