Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to make a newton disc [title] Collect the materials that you will need for the project. [step] You will need a standard piece of printer paper, an equivalent sized piece of cardboard, glue, tape, scissors, hole punch, a ruler, a no. 2 pencil, and a coloring source. Choose your coloring source.

Ending1: You can choose to color your disc with crayons, markers, colored pencils, or paint. You will need all of the colors of the rainbow: red, orange, yellow, green, blue, indigo, and violet. Ending2: Non-colored pencils will work, but you will also want to purchase multiple markers, markers and pencil. [substeps] The pencils and pens for this project are free and easy to use. Ending3: [substeps] To make a newton disc, you will need a cardboard piece of printer paper, a cardboard ruler, a coloring source, scissors, an ink sharpie or pencil sharpener, and a coloring maker. You can also order supplies online and purchase them on amazon. Ending4: [substeps] Use a ruler to measure out the minimum amount of pigment you will need. How large you want the disc will depend on the rectangular disc you have.

Answer format: ending1/ending2/ending3/ending4