Question: To prepare paper to make it into an spinning optical toy.
Options:
Cut a sturdy paper into regular shapes like a circle or a diamond. Make 2 small holes exactly in the center line at the end of the shapes.
Cut a sturdy paper into regular shapes like a circle or a diamond. Make 2 small holes exactly in the center at the end of the shape line.
Answer: Cut a sturdy paper into regular shapes like a circle or a diamond. Make 2 small holes exactly in the center line at the end of the shapes.