Students study the pH scale and sources of acid precipitation.  For this acid rain lesson students complete a lab on acid rain then complete a handout.

Take young naturalists on an exploration of the world's tropical rainforests with this extensive collection of lessons and activities. Whether its creating leaf and flower prints or investigating the absorption spectrum of...

Fourth graders determine the impact of native forests, local clearcuts and local clearcuts and local reforestation projects on the survivablity of Rainbow Trout in their area. They record and document the stages of the trout throughout...

Students solve quadratic equations. In this algebra lesson, students factor and graph linear and quadratic functions. They identify the standard and linear form of each equation.

Students explore physics by experimenting with classic toys. In this physical science instructional activity, students utilize gliders, energy balls, bouncing balls, marbles and other toys to explore how they work. Students explore each...

Students investigate ecological systems and the cause and effect relationship between humans and the environment by using the prey items of Ospreys.