Curated OER
Chemical Equilibrium
Learners explore Le Chatelier's Principle. In this instructional activity about chemical equilibrium, students do an experiment with several different activities . Learners observe as they do the experiments and understand the outcome....
Curated OER
Observing Compost Invertebrates
Second graders examine compost piles and what invertebrates help decompose the organic matter. In this compost invertebrates lesson students collect invertebrates found in a compost pile and examine them.
Curated OER
Collecting Compost
Students observe a composting box. In this soil lesson, students create a composting bin by using a bin, newspaper, worms, and food scraps. Students create a composting food web.
Curated OER
Chemical Changes
Students explore chemical changes. in this instructional activity about the properties of chemical changes, students do experiments, observe, and record results. Students complete four experiments in order to observe chemical changes. In...
Curated OER
Compost Columns
In this unit of lessons, students examine the role of compost columns and recycling. They create a KWL chart about garbage in Chicago. They also examine life cycles and packaging of everyday products.
Curated OER
Soil Organisms
Pupils work together to collect soil samples from different locations. In the samples, they identify the macroorganisms and classify them. They identify the conditions that affect how macroorganisms grow. They also analyze and identify...
Science Education Resource Center at Carleton College
Serc: Exploring a Decomposition Community
A lab where students construct Decomposition Columns from two-liter plastic bottles, and then observe them over a period of time.
TeachEngineering
Teach Engineering: Dirty Decomposers
Young scholars design and conduct experiments to determine what environmental factors favor decomposition by soil microbes. They use chunks of carrots for the materials to be decomposed, and their experiments are carried out in plastic...