Cuadernos de matemáticas 2. 4 ESO. Polinomios y ecuaciones

“Dino” Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children’s books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these small dinosaurs face-to-face: Little Lesothosaurus was the length of a house cat! Epidendrosaurus could climb into trees like a squirrel! Liaoceratops had body armor and horns-and was only the size of a collie dog! Plus,...

A grandmother teaches her grandchildren using traditional Spanish-language sayings. The follow-up to Qué cosas dice mi abuela by Ana Galan. Grandma and her grandchildren visit a farm. Once again, Grandma advices the children in a fun and unique way. La abuela y sus nietos visitan una granja. Una vez más, la abuela aconseja a los niños de una forma divertida y única.

"Wee-ooo! Wee-ooo! Fire Trucks are here to help! Learn how and where they do their work in this Machines! song. Includes glossary, critical thinking questions, and sheet music"--

Readers find out what it's like for astronauts to eat, sleep, and work on a manned space flight in this adventurous, Spanish-translated nonfiction title. Children will discover what it's like to be weightless in zero gravity, how Mission control helps keep astronauts safe, and what astronauts do during their free time through vivid photographs, interesting, informative text, and stimulating facts.