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In this activity, learners test the rate of ripening fruit and vegetables and use a chemical to inhibit the ripening process.

In this activity, groups of learners work together to create edible models of chemicals involved in autotrophic nutrition.

In this activity, learners stain fabrics--on purpose!

In this math lesson, learners model exponential decay and exponential growth using M&M's, paper folding, and African rhino population data.

In this data analysis activity, learners quantify the abundance and distribution of sea scallops in and adjacent to the Mid-Atlantic closed areas.

This activity (on page 3 of the PDF under GPS: Body Electricity Activity) is a full inquiry investigation into conductivity.

In this activity, learners explore how engineers have met the challenge of keeping foods, liquids, and other items cool.

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.

This lesson focuses on how nanotechnology has impacted our society and how engineers have learned to explore the world at the nanoscale.