Howard Hughes Medical Institute
Winogradsky Columns: Microbial Ecology in the Classroom
Winogradsky columns are ideal for observing the role of bacteria and other microorganisms in an ecosystem. This student activity guide is complete with data tables for observations and analysis questions for processing what was observed....
Curated OER
Problem Solving: Metric Conversion
Using a table, students solve 12 word problems about the weights of various foods at the grocery store. The solve addition and subtraction problems as well as convert kilograms to grams.
PBS
Pbs Learning Media: Making a Case for Health
In this interactive lesson, students develop and present an evidence-based argument about a change they would like to bring about at their school to make it a healthier place for all students. In this interactive lesson, students examine...