Kolmogórov

Presents a typical day of a bulldozer driver, with the safety equipment he puts on, the levers, beeper, and blades he uses in its operation, and what he does to get the bulldozer ready for the next day.

"Some things are so huge or so old that it's hard to wrap your mind around them. But what if we took these big, hard-to-imagine objects and events and compared them to things we can see, feel and touch? Instantly, we'd see our world in a whole new way." So begins this endlessly intriguing guide to better understanding all those really big ideas and numbers children come across on a regular basis. Author David J. Smith has found clever devices to scale down everything from time lines (the history of Earth compressed into one year), to quantities (all the wealth in the world divided into one...

"'Aula Nueva edición' es un manual compacto; es decir en un mismo volumen se incluyen: el libro del alumno, el cuaderno de ejercicios (más ejercicios), un CD con las audiciones."--Editor.

Aprenda los nombres de los animales en el zoológico y también practique los números. (Learn the names of the zoo animals and practice counting, too!) Children love to visit the zoo to see all of the animals. Now children can walk through the zoo and count from one to ten with lions, monkeys, elephants, kangaroos and more! Young readers will recognize word patterns and find it easy to read along to this vibrantly-illustrated book. And, aspiring mathematicians will count from one to ten and start to recognize number words, too! Learn simple English words and phrases with the corresponding...