Watch the Lesson 4 Review [1] below.
[2]Download Review Document [3]
Links[1] http://youtu.be/6AjmEtzi_-0 [2] http://www.e-education.psu.edu/courses/egee102/files/L04ReviewSheet.pdf [3] https://www.e-education.psu.edu/egee102/sites/www.e-education.psu.edu.egee102/files/L04ReviewSheet.pdf