Unknown Powder Identification Investigation Kit

In this investigation, students figure out the properties of some labeled powders to identify the two unknown powders. The Unknown Powder Identification kit includes all the materials students will need to design and carry out an investigation in the 5th-grade science book (NGSS Edition).  Each kit contains enough materials for six groups of students.  ​ Materials:  Dropper Bottles for water, vinegar, and iodine Vinegar Iodine Funnels Spoons Pipettes Ramekins Hand Lens Well Plates 4 different substances (i.e. Baking Soda, Baking Powder, Salt, Corn Starch) Storage containers & labels for Knowns and Unknowns (one set for each group) Alignment with Academic Standards for Science  Source  Code  Performance Expectation  NGSS  5-PS1-3  Make observations and measurements to identify materials based on their properties.    Core Idea(s)  EPS1: Structure and Properties of Matter   Practices  SEP1: Asking questions and defining