Each group needs:

• 1 bottle of clear gel nail polish (https://a.co/d/acHQDHA)
• 1 borosilicate glass disc (https://a.co/d/071M3Ph)
• cotton swabs or lens wipes
• 1 sponge, foam brush, or soft applicator.
• mask material (see below)
• nitrile gloves (https://a.co/d/e6Sx2OZ) (1 per student)
• water (for final rinse)
• timer or stopwatch
• small tray or petri dish for developing
• (optional) lint-free cloth (to clean glass disc) 

For the entire class to share:

• 1 UV light with overhead mount https://a.co/d/0M4irCG
• 1 bottle of acetone https://a.co/d/6Yd1x1Z
• 1 bottle of isopropyl alcohol
• construction paper, foil, printed transparency (locally sourced)
• access to tap water
• lab wipes/paper towels/sponges (to clean up spills)
• (optional) non-motorized turntable (https://a.co/d/94Nf9x9) (to evenly spread the gel nail polish on the glass disc)
• (optional) hot plate
• (optional) microscope