Yes. A wider winspan will make a paper airplane fly farther.
I would say no.
I made this airplane for my class competition, and I won. it is truly amazing and can fly incredibly far! Follow the YouTube link, below, for instructions.
its easy but ask your friends
phudi marke
paper and glue
The range of a paper airplane varies by model.
Use a big piece of paper, or make one with cardboard and staples.
A lifting body paper airplane would not have wings, although I am not sure the instructions of any are available online.
Thousands of paper airplane glider designs exist. See related links for examples.
throw it in the wind
You sculpt one with clay.