The accuracy and precision of data should be used to determine the selection or rejection of any given piece of data. Accurate descriptions of observations enable students to compare results with others. Here are pictures of a fly and an ant. Count the legs. Yes, these are called feelers or antenna.
Insects have special eyes called compound eyes.
This means many eyes. Show this poster and discuss the way the eyes look. Raise your hand if you do. Raise your hand if you don't. Let's think about it together.