One Direction: ABC1D

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This Spanish-translated book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, who works against it, and all other forces that contribute to a successful dive or climb. After reading this Spanish-translated book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

¡Stephen Hawking te transportará a otra galaxia! Seguro que alguna vez te has preguntado si hay extraterrestres viviendo en otros planetas, o si algún día podremos viajar en el tiempo, o por qué hay unos agujeros inmensos que además de ser negros pueden destruir... ¡una galaxia entera! Ha llegado la hora de aclarar todas estas dudas y si es de la mano del científico más famoso de la historia, ¡mucho mejor!

Teaching Students About What A Democracy Is And How Our Country Was Founded On The Constitution, Which Protects Our Rights And Freedoms, Is The Main Focus In This Title. Filled With Democracy Fact Boxes Which Include Information To Reinforce The Text.

Introduces Iran, including the geography, people, education, rural and urban life, housing, food, work, and amusements, along with other information about the country.