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In this environmental science lesson, learners will examine the dangers of mercury and how humans contribute to growing mercury emissions on Earth.

In this data analysis activity, learners use data collected by the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) to study Chilean sea bass populations.

In this activity, learners use a model for how fishing affects marine life populations, and will construct explanations for one of the reasons why fish populations are declining.

In this data collection and analysis activity, learners evaluate fish physiology and ecology using vision research data from Dr.

In this math activity, learners use a "function machine" to collect and organize simple data. The function machine in this case is a cardboard box and the input/output data are paper fish.

In this activity, learners "go fishing," then practice ruler use and size/pattern comparison with the animals they catch.

In this math lesson, learners apply the concepts of ratio and proportion to the capture-recapture statistical procedure.