Investigating the Effects of Biochar on Soil Fertility

High schoolers explore and experiment with the concept do new kinds of insects appear after soil modification. They assess and review scientific methods of observation, predicting, variables, math skills, ratio, proportions, graphs and...

Students study the basics of soil science. They research and gather data through readings, videos, and performance of laboratory investigations. As a team they generate oral and written recommendations for the amendment of soil.

Students grow grass or radish seeds in this experiment, which takes three to four weeks to complete. They become familiar with basic soil analysis techniques, as well as, explore the importance of analyzing soil samples.

Add a little salt to your soil and see what happens. A video demonstration shows how soil with high and low sodium content interacts with water. A quick experiment demonstrates the properties of dispersion and the role sodium has in the...

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...

Nitrogen is an essential element for productive farming. An interactive lesson explores the chemical makeup of different fertilizers and their corresponding nitrogen content. The interactive challenges individuals to complete...

Teach your class the descriptive characteristics of soil. Provide information about particle size and a flow chart for assessing texture. Soil scientists then analyze samples and hypothesize which would be the best type for a rain...

Let the true colors shine through. Pupils conduct a flame test to identify an unknown element. Class members calculate and prepare specific molarity solutions of three chemicals. Using their observations of the colors emitted, they...

Protect skin from UV radiation! Groups design and conduct an experiment to test the effectiveness of UV safety products. The groups collect the data from the experiment and prepare a lab report. In the second day of the activity,...

How do we stop acid rain from forming or repair the damages it causes? The seventh and final video in the series presents learners with common methods of reducing the harmful effects of acid rain. Topics such as the scrubbers used...