Introductory+Material

[]
 * Lab Safety Tutorial**

Accuracy and precision, significant figures, scientific notation, dimensional analysis []
 * Math Skills Review**

Chronology and other interesting articles regarding adoption of the metric system by different countries. []
 * Metrification**

Basic discussion of uncertainty and link to tutorial on error bars []
 * Uncertainty**

[|http://www.wfu.edu/~ylwong/balanceeq/balanceq.html]
 * Online Tutorial for Balancing Equations**

[]
 * Practice Balancing Equations**

[]
 * Classification Diagrams**