Materials List: Exploring Light With Holographic Chocolate

Chocolate Tempering Method

Each group needs:

  • 600 g chocolate
  • a diffraction grating – 12” x 6” (Note: This grating can be reused.) 
  • a hot plate
  • a pot (double boiler)
  • a digital thermometer
  • parchment paper
  • an aluminum baking sheet
  • a paper plate
  • a marker
  • a hand towel, potholder, or trivet
  • a rubber spatula
  • a flashlight
  • Holographic Chocolate Worksheet

Each student needs:

  • science notebook
  • pencil or pen
  • lab gloves
  • lab goggles
  • KWL Chart

For the whole class to share:

  • laptop and projector to show videos
  • access to a refrigerator
  • various recyclable materials for the student products
  • various adhesives for student products (i.e., clear tape, masking tape, glue, hot glue w/ hot glue gun, etc.)
  • scissors