Abraham Lincoln

Define planos inclinados, explica sus funciones, y sugiere experimentos sencillos para demostrar cómo funcionan.

Esta excelente biografía del célebre químico francés está dirigida especialmente a los lectores jóvenes y presenta los logros más significativos de este importante científico. Él realizó investigaciones decisivas sobre la fermentación y las bacterias, sostuvo que los gérmenes eran los responsables de las infecciones y desarrolló el proceso de la pasteurización, de enorme importancia para la economía y la salud pública. Además, descubrió las vacunas contra el ántrax y la rabia. También fue el primer director del Instituto Pasteur, fundado en 1888 para investigar los virus y ...

Follows The Thirteenth Amendment That Freed The Slaves, The End Of The War, And The Death Of President Abraham Lincoln.

El robo de un diario personal permite que sus contenidos circulen de boca en boca por todo el palacio imperial. Así se descubre que dos mujeres, ambas al servicio de la emperatriz, se han enamorado del mismo hombre, un intrigante de la corte, desterrado por seducir a la vestal de Ise, una joven que ha sido elegida como protectora del reino.

What has a striped tail, red fur, and long, white whiskers? If you guessed a red panda, you're right! This book introduces early readers to a mystery animal by describing its features, one by one, using short simple sentences and eye-popping full-color photos. At the end of the book, the secret animal is revealed across a colorful, two-page spread. Young children will love showing off their beginning reading skills as they learn about this dazzling collection of wild and wonderful zoo animals--one clue at a time! Fast facts and habitat maps at the end of the book provide children with key...

Kate Middleton’s dedication to charitable work makes her a role model for all young people. Her role as a member of the British Royal Family has given her a platform to speak for various humanitarian causes, showing readers the importance of helping people who are less fortunate than themselves. Middleton’s amazing life story is presented to readers alongside full-color photographs and informative sidebars. Quotes from Middleton are included to inspire readers. A helpful timeline of the most important events in her life allows readers to place important biographical details in...

English-Spanish edition helps young children develop strategies to make waiting less frustrating and learn that patience is important. Children are often waiting—for the school bus, their turn on the slide, or their birthday—and waiting can be frustrating! But learning to be patient and developing self-control will equip children with tools for success in school and in social settings. With vivid illustrations and simple strategies, this reassuring English-Spanish bilingual book helps children learn to delay gratification and make waiting more fun without relying on electronics. With her...