Nil y la dieta

Aisha, el caballo más veloz del mundo, fue robado por un terrorista experto en genética, quien adelanta escabrosos experimentos de clonación no solo con animales, sino también con humanos. Su labor se escuda en una reconocida firma de investigación que compite en la carrera científica por descifrar la clave de la vida: el genoma humano, labor en la que también está empeñado Dan, un prestigioso genetista de la Universidad de Miami, amigo de la tía Abi y de los chicos aventureros. En compañía de Dan, este grupo conocerá los avances de la ingeniería genética, ciencia que permite...

Take a trip to the city and practice addition! This charming title follows the story of a family who visits the city for the day, discovering how many ways addition and early STEM skills are a part of transportation and daily life. Students will add ticket prices, travel times, passengers, taxis, and more! Vibrant images, fun practice problems, and helpful mathematical charts help young readers practice addition and early STEM themes. This book makes addition fun and encourages children to see what they can add in their daily lives!

Reveals the truth about cannibalism in pre-Columbian America, avoiding sensationalism and opting for historical accuracy on a matter that has been subjected to all sorts of misinterpretations as well as mistaken beliefs.

Now available in Spanish bilingual editions, this best-selling series offers big, brainy science for the littlest listeners. Accurate enough to satisfy an expert, yet simple enough for baby, this clever board book explores the ups and downs of gravity. When baby drops food from a high chair, why does it fall? Beautiful, visually stimulating illustrations complement age-appropriate language to encourage baby's sense of wonder. Parents and caregivers may learn a thing or two, as well!