The activity Algebra Balance Scales has a Java applet that uses a balance scale with one variable equations. (
www.tutor.com/Resources/SubTopic.aspx?id=204
)
Page 477
(9.1, #17)
• information about Wascana Waterfowl Par
• This applet uses a virtual balance scale to help students manipulate algebraic expressions. (
http://nlvm.usu.edu/en/nav/frames_asid_324_g_4_t_2.html
)
Page 506
(Unit 4 Project closer)
• information about reducing water use in the home