The listing, LEARN ABOUT PHYSICAL SCIENCE "SIMPLE MACHINES" has ended.
Educational SFWR (windows/ MAC) package consists of seven CD-ROMs and an 66 page teacher's Guide enclosed in a 3 ring binder.
Learn about simple machines including levers, pulleys, wheels, inclined planes, screws, and wedges. Learn why and how we use simple machines to make our lives easier.
Includes games, lessons and quizzes with a jukebox filled with clever, catchy tunes to reinforce the learning.
CONDITIONS- very good