The learner will be able to compare different kinds of microscopes. The learner will be able to describe various tools used by life scientists. Point out that the objects in the slides are too small to be seen with the unaided eye. Tell students that scientist use a variety of tools to explore the world around them, ranging from simple microscopes to complex computers. Explain that a compound light microscope has more than one lens and uses light to make objects appear larger.
Activities I. Give each student or pair of students a magnifying glass.
Have them look at the skin on their arms through the magnifying glass. Divide the class into groups of three or four. Give each group a compound microscope and an individual slide for each student. Have each student observe all of the slides in their group. Materials Magnifying glass Microscope Slides Evaluation Have student give a short class report about what they observe in the slide.