Information covering important topics for today's educators and parents. DOE TRAC Program lessons. Program summer workshops during the years 1991 to 1995. The first activity has students use magnifying glasses or microscopes to examine sugar, solder, and sulfur and note crystalline or non crystalline appearance. Each substance is heated to melting and the temperature range of the melting is observed and recorded.
Students again examine the structures when the substances have cooled and solidified.
The other two activities are corrosion of glass and electrical conductivity of glass. Out of print. Not available for print or electronic distribution at this time. P. James Dishon is from Sprague High School. Lab mentor was Mike Schweiger.