Day and Night

Students investigate hot melt glue using a hot melt glue gun as an an injection molding simulator and a melt index viscometer. They evaluate the effect of heating and cooling by weighing the glue extruded over a constant time period.

Students classify the characteristics of butterflies and moths moths. In this life cycle lesson, students identify butterflies and moths common in the state of Iowa as well as their characteristics.  Students then learn the proper...

What happens to stars as they get older? A simulation takes pupils through the life cycle of stars based on their masses. The resource introduces the Hertzsprung-Russell diagram and the common relationships and life cycle patterns observed.

Sometimes chemistry is a balancing act. Get to know Le Chatelier's Principle with a video from the JFR Science playlist. The narrator discusses pressure, temperature, and concentration in chemical reactions and how they affect the...

Why do our bodies become addicted to some substances? Young psychologists explore the mechanisms of addiction through a video from the American Chemical Society's Reactions series. Content includes the cycle of addiction, changes that...

The simple question What time is it? may not be so simple after all. Learn about the history of measuring time and the debate on if time even exists with a short video that considers both classical physics and quantum physics when...

Students examine the value of ecosystems. They read and analyze an article, evaluate ecosystem services, research the benefits of biomonitors, and design a public service announcement.