Beschrijving
Screws are simple machines used for many different jobs. The concept of a screw is used in snow blowers, drills, and presses. Kids can learn how screws work, and how they are used in complex machines.
Boekdetails
Formaat
eBook
Pagina's
25 pagina's
Taal
Engels
Gepubliceerd
aug. 1, 2009
Uitgever
Bellwether Media
Edities
2 edities
ISBN-10
1612115322
ISBN-13
9781612115320