Alabama Learning Exchange
Writing Word Equations
High schoolers explore the concept of chemical formulas. In this chemical formula lesson, students watch a video about balancing chemical equations. High schoolers conduct an experiment using silver nitrate and sodium...
CK-12 Foundation
Ck 12: Analysis: Problem Solving With Series Sums
[Free Registration/Login may be required to access all resource tools.] More on calculating the partial sums of arithmetic series.