Elementary/ Middle School

Mixtures, separation, properties

Are candies like M&Ms© and Skittles© coated with the same dye?  Use paper chromatography to separate the dyes and determine if they are the same and if a dye is made of a mixture of dyes!

 

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Learning Objectives

Students will know

  • Different materials have different properties
  • Attraction to water is a material property

Students will understand

  • Dyes can be made of one or more colored materials
  • Similar colors can be created with different colored materials

Students will be able to

  • Run paper chromatography with colored candies and make observations about the results
Standards Alignment + Connections

Next Generation Science Standards Connections

5-PS1-3: Make observations and measurements to identify materials based on their properties.

How to Run the Experiment

Materials You Will Need

  • Skittles© and/or M&Ms© 
  • Paper towel or coffee filter
  • Aluminum foil
  • Water
  • Two cups
  • Salt
  • Ruler or tape measure
  • Scissors
  • Pencil
  • Mixing bowl or pitcher

Additional Resources