Bar Graph



http://nces.ed.gov/nceskids/graphing/classic/bar.asp

http://mrnussbaum.com/smartpoll2/

http://www.brainpop.com/educators/community/bp-jr-topic/tally-charts-and-bar-graphs/

http://www.softschools.com/math/data_analysis/bar_graph/activities/make_your_own_bar_graph/


http://www.topmarks.co.uk/flash.aspx?f=barchartv2

https://www.teachervision.com/graphs-and-charts/graphic-organizers/44530.html

http://www.nsa.gov/academia/_files/collected_learning/elementary/patterns/bar_graphs.pdf