Genetic Probability Candy Lab

This Genetic Probability Candy Lab lab resource also includes:

Simplify the teaching of basic genetics with this engaging cross-curricular science experiment. Using different kinds candy to represent the genes for determining eye shape in humans, young geneticists test the accuracy of Punnett squares in predicting the genotypes of offspring.

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CCSS: Adaptable
NGSS: Adaptable
Instructional Ideas

  • Include this lab in a middle or high school biology unit on genetics and heredity
  • Use this resource to create a packet for each student to complete as they perform the lab
  • Assign the "Pre-Lab Vocabulary & Questions" as a homework assignment the night before the lab is scheduled
Classroom Considerations

  • This lab involves the use of M&Ms® and Skittles® to model concepts of heredity, so be sure to provide clear expectations that the candy is not to be eaten during the lesson
  • Decide ahead of time if you want students to choose their own partners/groups, or if you want to choose for them
Pros

  • Lab provides a meaningful context for teaching about the difference between experimental and theoretical probability
  • Resource provides students with a clear list of instructions to follow when performing the lab
  • Lab sheet includes a table that supports students with clearly organizing the results of the experiment
Cons

  • None