Demonstrate the difference between mixtures and compounds with this unique kit. Learners are provided with three unknown compounds, then the develop systematic and scientific solutions to separate the unknowns using five standard methods of seperation: flotation, magnetic separation, solution and recrystalization, melting and desolidification and sifting. Kit Contains: enough material for 30 students to work individually. Includes comprehensive Teacher's Guide and reproducible student worksheets. Includes MSDS. Grades 7-12. Shipped directly from the manufacturer. Not available with rush shipping. Delivery time estimated at 10-14 days or less. Gift wrap not available. Information on how to place your order by fax or by telephone. Product Number AAR100853