Have you ever tried to find out what’s the best paper plane and mucking around with them and basically just using one plane… the dart. Well this investigation will take it to the next level. Why because we have to find out the greatest the best the most amazing optimal plane design! We found out a ton of infomation that I couldn’t retain it all. I learnt that making a negative dihedral angle makes the plane twirl which wasn’t good. My plane was 29.2 cm and looks like made by inverting a dart.