I use OpenOffice Impress on my Windows or Linux PC. Can I use SlideBoom?

Sure. If you use OpenOffice Impress, you can export your presentation into PowerPoint format (Select File > Save As. From the file type list, select "Microsoft PowerPoint" and upload it to SlideBoom.

More.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.