Agricultura y ganadería en Texas (Agriculture and Cattle in Texas)

Did you know that liquids take the shape of their containers? If liquids get hot, they can become gases. Discover more interesting facts in Liquids, part of the States of Matter series of EYEDISCOVER books.

Un día, cuando Juana Inés tenía tres años, quiso imitar a su hermana Josefa y la siguió a la escuela. Desde ese momento todos los días se convirtieron para ella en un descubrimiento, empezó a escribir y a jugar con palabras. Juana Inés descubrió rápidamente el mundo y las limitantes que, por ser mujer se le imponían. Quiso entonces alejarse de lo mundano y refugiarse en un convento para entregarse al conocimiento.

As they say, necessity is the mother of invention, and this book introduces readers to 14 women who invented very useful, helpful items. They include Chicago native Margaret Wilcox who invented the car heater, Indiana native Marion O'Brien Donovan who invented disposable diapers, Pennsylvania native Stephanie Kwolek who invented Kevlar, and Austria-born actress Hedy Lamar whose secret communications systems led to the creation of WiFi, Bluetooth, and GPS.

Simple text and photographs introduce the purpose of money, how old coins and paper money are disposed of, and how new money is made.