Objective: Kaleidoscope

Which of the following solutions is more sound in terms of naive physics reasoning?

Choose your answer from:
--Use the carton from Pringles potato chips and some children's rings and bracelets and tape and mirrors to make a large kaleidoscope;
--Using a tube from paper towel and a mirror and some bits of sparkly things, fashion a kaleidoscope using tape to hold it together.;
Using a tube from paper towel and a mirror and some bits of sparkly things, fashion a kaleidoscope using tape to hold it together.