"I've never heard of a small speck of dust that is able to yell" says Horton of a sound he hears well (Geisel 1954). It is always valuable to connect science to student's interests and their everyday world--so what better way to teach concepts relating to sound than to read "Horton Hears a Who" by Dr. Seuss? Here the authors present several…

"The Wheel of Scientific Investigation and Reasoning" (Kramer 1987; Paul and Binker 1992) is a graphic representation of the scientific investigative process. The scientific process is depicted in a wheel rather than in a list because "the process of scientific inquiry can begin from any stage, and that stage may be revisited as often as the…

Have you ever played in the dirt? Repotted a plant? Planted a garden? In each and every one of these activities, you touched something that is a valuable resource in our lives--dirt! This month's column has students investigating different aspects of something that is right beneath our feet but plays an important role in the daily lives of many…