50 minutes to measure, quantify, and discuss variation in snail traits. The extension projects described in the Going Further section may last several months.
Teams of 3-4 students.
For each group of 3-4 students you need:
Other supplies you may want on hand for groups to share:
Initial measurement of snail traits can be done in the classroom. Extension projects should be done in a schoolyard, garden, creek, park or other local outdoor area that has a resident snail population – ideally, this is the location where the snails were collected.