Expose your class to the steps of the nitrogen cycle with this short clip. Colorful computer imagery and animation explain how nitrogen travels from the atmosphere as a gas into plants and soil, where bacteria convert it into nitrates....

Responsible farming is important for maintaining natural resources. Eager scientists complete a WebQuest to explore what happens to nitrogen when it enters the soil. They learn about the chemical makeup of nitrogen-based molecules...

Fertilizer can mean the difference between a profit and a loss. Scholars use an online interactive to explore the effects of fertilizing in agriculture. Given information about the nitrogen levels in the soil, they decide the fertilizer...

In this biology instructional activity, students read about the parts of plant seeds and look at a seed diagram. They read about the roots, endosperm, embryo, and the process of germination. They answer 8 online multiple choice questions...

Teach aliens about ecology as you play this game, and review your own understanding in the process. Topics covered include levels of organization, ecological relationships, nutrition and energy, cycles (water, carbon, and nitrogen), and...

An activity where students try to optimize profits by producing the largest daily output of ammonia by simulating the Haber-Bosch process. Students will use their knowledge of equilibrium reactions and the effects of variables like...