World War II Causes http://www.brainpop.com/socialstudies/worldhistory/worldwariicauses/preview.wemlWorld War II http://www.brainpop.com/socialstudies/ushistory/worldwarii/Holocaust http://www.brainpop.com/socialstudies/worldhistory/holocaust/preview.wemlAdolf Hitler http://www.brainpop.com/socialstudies/famoushistoricalfigures/adolfhitler/preview.weml