Grades: 4-8
Author: Dr. Katharine Owens
Source: Adapted from Chemecology Vol. 22, March 1993 (Chemical Manufacturing Association publication)
Materials Needed:
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- Simple balance made from a plastic glass or quart jar approximately 12 in. tall
- One-hole paper punch
- Ruler
- Pencil
- Tape
- String/yarn
- Two 6 oz. plastic cups
- Testing surfaces made of 4 inch squares of paper, aluminum foil, and plastic wrap; secure with tape to the work surface (desk or table)
- Household "glues": for example, honey, white corn syrup, peanut butter, jelly, molasses, paste made from flour and water
- Plastic spoons and/or knifes
- Pennies to be used as measuring units
- Sandwich cookies (two wafers with cream filling between) for opening demonstration
- Access to the Internet to view information on cutting-edge research on adhesives; access to the Internet for students, if enrichment activities are pursued
