Curated OER
Amino Acids
Students explore what amino acids are, their history and how they are used in technology. In this protein lesson students identify the properties of proteins and amino acids.
Curated OER
ChromaCool!
Fifth graders watch a video about physical and chemical changes. In groups, they participate in a variety of activities involving color. They write their observations in a journal. To end the lesson, they use a checklist to classify...
Curated OER
Science Detectives
Fifth graders examine the differences between chemical and physical changes. As a class, they are read a scenerio and determine whether it was deliberate act or not. In groups, they observe the changes of an alka-seltzer tablet and...
Curated OER
Where's the Period in the Periodic Tables?
Students investigate the Periodic Table of Elements. The teacher is provided with the necessary background information to complete the lesson. Students practice matching the element symbol to its place on the chart.
Curated OER
Diameter, Radius and Area
Students calculate the diameter, radius and area of a circle. In this geometry lesson, students investigate the different ratios of a circle. They calculate the surface are of each circle.
Curated OER
Ecology: Effects of Land Use on Natural Streams
Eighth graders examine how humans affect various ecosystems. In this ecology instructional activity, 8th graders discuss different ways that contaminants enter the stream. They explain the consequences of eutrophication in lakes.
Curated OER
Photosynthesis and Respiration
Eighth graders differentiate photosynthesis and respiration. In this biology instructional activity, 8th graders draw a diagram explaining these two processes. They answer a quiz after the instructional activity.
TeachEngineering
Teach Engineering: Let's Make Silly Putty
Students make two different formulations of imitation Silly Putty with varying degrees of cross-linking. They witness how changes in the degree of cross-linking influence the putty properties.