The A to Z of Inventions and Inventors: A to B
Following curriculum guidelines about science as human, this reference series is a fun introduction to inventions and the folks who were both curious and dogged enough to create them. An added feature, related invention shows how one invention may beget many others, a family of inventions.
Mit mondanak mások - Írjon ismertetőt
Nem találtunk ismertetőket a szokott helyeken.