what materials do you need to make a kaleidoscope?
['Empty toilet paper roll.', 'Mylar sheets (thicker sheets, not rolls of thin paper) or mirrored sheets.', 'Scissors and/or paper cutter (This is the paper cutter I keep at home. ... ', 'Tape.', 'White cardstock.', 'Bendy straw.', 'Markers, stickers, or other materials for decorating your spinning circle.']