Carnegie Mellon University
Lab Report
A set of instructions and a 100-point grading rubric have been designed for writing lab reports. Appropriate for middle schoolers, this lays out what to include for each of the six steps in the scientific method: title, hypothesis,...
Curated OER
Separation of a Complex Mixture
Learners develop a method to separate different types of mixtures. In this chemistry lesson, students model the steps in the scientific method. They perform the experiment and analyze data.
Curated OER
Plant Nutrition and Nutrients
Students observe seeds growth and examine the different parts of the seedling. In this biology lesson, students compare the growth of seeds planted in soil and in hydroponics. They record their observations in their science journal and...
Curated OER
Xeriscaping In Your Community
Fourth graders participate in a service-learning project. They design landscaping that maximizes water use and utilizes indigenous plant species. Afterward, they advertise and present their xeriscape garden at a school function such as...
Curated OER
The Nature of Chemical Change: Acting Out an Example
Students identify the signs that a chemical reaction took place. In this chemistry lesson, students role play the movement of different molecules of matter. They classify matter according to their properties.