Experimentos sencillos sobre el tiempo : Mandell, Muriel

Topics: Spanish: Grades 2-3, Juvenile Nonfiction, Children’s Books/Ages 9-12 Science, Technology – Inventions & Discoveries, General, Time measurements, Clocks and watches, Experiments, Cronometría, Relojes

Presenta varios experimentos en cronometría. Para estudiantes de primaria (grados 4-6) y de secundaria (grados 7-9)

Presents various experiments on time measurements. For elementary (grades 4-6) and junior high (grades 7-9) students

A partir de los 10 años