Experimentos sencillos sobre el tiempo

En todo el mundo, las mujeres siempre han soñado en grande, aun cuando les han dicho que sus sueños no cuentan. Han alzado sus voces, se han levantado en protesta y han luchado por lo que es justo, a pesar de que, a veces, sus voces han sido silenciadas. Ya sea en las ciencias, las artes, los deportes o como activistas, mujeres y niñas a lo largo de la historia han luchado por romper barreras y cambiar el statu quo. No han permitido que otros se interpongan en su camino, nos han ayudado a entender mejor nuestro mundo y lo que es posible lograr. En este segundo libro, compañero de Ella...

When people think of soft things, they immediately conjure up images of furry bunnies and similarly textured animals and objects. This inviting book helps young readers to do the same, as learning about textures is an important tenet of the early elementary curriculum. Carefully selected photographs of soft objects make the concept of texture clear to the reader as well as aid in vocabulary acquisition.

We use machines every day, but most of us don't understand how they work. When they break down, most of us have no idea how to fix them. Mechanics are the masters of machines. Readers learn that mechanics work on vehicles, including cars, boats, and buses. They use special tools to take them apart and fix what's wrong, and they use their experience and technology to diagnose problems. They often work long hours, sometimes in bad weather, to get us where we need to go. Your readers will see that mechanics keep our world moving and growing.

It was September 14, 1814, and America and Great Britain were at war. Frances Scott Key watched from the deck of a British ship, where he was being held captive, as cannons exploded around them. After 25 hours, the fighting ceased and Key peered through the clearing smoke, looking for some sign as to the outcome of the battle. Was the American flag still flying? His wartime experience inspired Key to write a poem, which was later set to music and became America’s national anthem. This book tells the story of the inspiration behind our national anthem, which helped transform the flag into a...