For the teacher’s role:

• cylindrical tube with 2.54 cm diameter and 30.28 cm height (see “To share with the entire class” for details)
• 16 oz re-sealable bag of Jelly Belly jelly beans (see “Each group needs” for details)
• MATLAB license (if applicable) or Desmos.com (free) to display student-data
• computer and projector
• Document camera for student presentations (not necessary, but provides nice visual display of student work)
• 1 oz bag of jelly beans (not necessary, but provides a nice reward for students who successfully complete the challenge) -  one per student; case of 30 available at https://www.jellybelly.com/jelly-belly-20-flavor-assorted-jelly-beans-1-oz-bags-30-count-case/p/72571

Each group needs:

• 16 oz re-sealable bag - 49 Assorted Jelly Bean flavors, available at https://www.jellybelly.com/49-assorted-jelly-bean-flavors-16-oz-re-sealable-bag/p/9000_ASSORTED
• Judgement with Jelly Beans Activity Handout, one per student
• Linear Approximation Entrance/Exit Ticket, one per student
• ruler

To share with the entire class:

• 9 cylindrical tubes of the same diameter (2.54 cm) and varying lengths (2.54 cm to 25.4 cm)
• Free sample request from ClearTec Packaging
• https://www.cleartecpackaging.com/sample-request.html
• Sealed Bottom Clear Plastic Round Tubes -  SBT Series