Experimentos sencillos con sólidos y líquidos

El Frente Polisario pretende crear un estado independiente en el Sahara Occidental. La comunidad internacional no puede aceptar una idea asi. Ese pretendido estado, situado en el limite occidental del Sahel, seria penetrado con gran facilidad por Al Qaeda en el Magreb Islamico junto a sus grupos secuaces dedicados a actividades criminales internacionales organizadas. Frente a ello la propuesta del Reino de Marruecos de un Estatuto de Autonomia, se ofrece como la mejor solucion, especialmente desde la perspectiva de la seguridad internacional, y responde a los anhelos de la poblacion Saharaui. ...

Animal trainers care for many different types of animals! Children will explore some of the methods that trainers use, such as affection bonding and classical and operant conditioning, while simultaneously gaining an understanding of animal instincts and animal rehabilitation. Readers are invited to learn about the variety of animals that trainers work with and are encouraged to find an area of study to focus on if they want to become an animal trainer. With stunning images, interesting facts, a glossary of useful terms, informational text, and an interview with a real-life animal trainer,...

Crash Stomp Roar Come take a journey and listen to the dinosaurs Meet prehistoric creatures on land, in the air, and under the sea and learn fun and ferocious facts on every page. Did you know that the Pteranodon could have a wingspan of more than 20 feet Swoosh Swoosh Explore these incredible creatures and press the buttons to hear the Velociraptor, Wolly Mammoth T-Rex and more with their loud, thrilling sounds. This dinosaur book will keep your toddler entertained for hours - CRASH STOMP ROAR 10 wild dinosaur sounds and their exciting roars - Bring the scene to life and follow along by...

Each title in an educational series features one letter per page with ample writing space for practice, teaching youngsters how to write each letter of the alphabet in upper case, lower case, and in cursive.