The authors' purpose is to help students clarify the difference between scientific laws and scientific theories. Understanding the nature of science is important to our students; however, persistent misconceptions, such as misunderstandings about scientific laws and theories, are still present. In this two-part activity, students will have a…

The Draw-an-Archaeologist Test (DART) is an easy way to elicit students' conceptions about archaeology and can be adapted to other subject matter. When implemented as the first activity of an archaeology unit, it provides a starting point for introducing archaeology and addressing students' misconceptions about it. In this drawing activity,…

Plant tropisms--their directional movement in response to stimuli--are a fundamental concept in plant science and excite students because they are the observable signs of life in plants. Unfortunately, the precollege teaching literature is full of tropism misconceptions. An inexpensive clock clinostat is invaluable for student gravitropism and…