Push and pull : Simple machines at work
Titre:
Push and pull : Simple machines at work
Sommaire:
Examines the 6 simple machines in turn. Using examples familiar to students, the program covers the basic primciples. Authorized as a SUPPORT resource for grade 8 science.
Date de publication comme intervalle:
1990-1999
Description matérielle:
1 videocassette (22 min) ; BPN 3461-01
Informations de publication:
Alberta Access 199?
