BTS

Los criterios informadores que han atendido los autores de esta obra son: servir de soporte didactico y pedagogico basico, enfocar las unidades didacticas desde una perspectiva teorico-practica de aprendizaje del tecnico y complementar los contenidos conceptuales de cada una de las unidades didacticas con actividades teorico-practicas que faciliten el aprendizaje de las mismas.

Read about the kinds of jobs that people do as engineers, and how they use math, science, and creative thinking to solve problems.

Our senses help us discover things at the beach. Learn what you can hear, see, smell, and touch at the beach. Paired to the fiction title Wally and Molly Go to the Beach.

SHAAAARRRKK! That's probably the last word anyone wants to hear while swimming in the warm blue sea. But most sharks aren't at all what people expect. In fact, those who think all sharks are giant, man-eating killers are in for a surprise. The compelling narrative, colorful illustrations, and captivating facts in SURPRISING SHARKS reveal that sharks come in all shapes and sizes - and probably should be more afraid of humans than we are of them. Back matter includes a note about sharks and an index.