You will need one slide, an eyedropper, and a small cup of water to create a simple lens. You will also need a standard ruler and a hand lens.

Choose one specimen and draw it as it appears in three different powers of magnification. Answer all of the questions in the Station 3 area of your worksheet.

Challenge the other students in your group to correctly match all the cards and place the labels in the correct location on the microscope diagram, in the shortest amount of time.

Prepare a wet mount slide of pond water as practice and summarize your observations.