This Instructional Activity is a part of the Lesson 3, Unit 2, Grade 6. In this activity, three student volunteers participate in a taste test of two drink mixtures. Mixture A is made with 1 cup of water and 1 teaspoon of drink mix. Mixture B is made with 1 cup of water and 4 teaspoons of drink mix. The taste testers match diagrams with each mixture and explain their reasoning.