Curated OER
Lead and Mercury Ion Catalase Inhibition
Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.
University of Colorado
Happy Landings: A Splash or a Splat?
Huygens spacecraft landed on Saturn's moon Titan in 2005, making it the farthest landing from Earth ever made by a spacecraft. In this hands-on activity, the 12th installment of 22, groups explore how density affects speed. To do this,...
LABScI
Freezing Point Depression: Why Don’t Oceans Freeze?
Can you go ice fishing in the ocean? Learners examine the freezing point of different saltwater solutions. Each solution has a different concentration of salt. By comparing the freezing points graphically, they make conclusions...
Cornell University
Density
Certain things just do not mix, including liquids of varying densities. Learners collect data to determine the densities of several liquids. They then use the density information to predict the type of liquid.
Cornell University
Renewable Resins and Composites
Merge chemistry with environmental science to study biodegradable materials. An engaging activity allows learners to experiment with different resin concentrations and composites. Through experimental tests, scholars test their creations...
Curated OER
Air Pressure
Learners participate in a series of demonstrations about Bernoulli's principle. They explain how air pressure varies with air speed. They write a detailed lab report about the activity. This is a great way to explore this concept.
Chicago Botanic Garden
Carbon, Greenhouse Gases, and Climate
Climate models mathematically represent the interactions of the atmosphere, oceans, land, sun, surface, and ice. Part two in the series of four lessons looks at the role greenhouse gases play in keeping Earth warm and has participants...
NOAA
Watching in 3D
Bring the ocean floor to life! Earth science scholars discover the process of deep sea mapping in the third installment in a series of five lessons about ocean exploration. The teacher's guide includes helpful resources, worksheets, and...
NOAA
A Quest for Anomalies
Sometimes scientists learn more from unexpected findings than from routine analysis! Junior oceanographers dive deep to explore hydrothermal vent communities in the fourth lesson plan in a series of five. Scholars examine data and look...
Curated OER
Bats and Hot Dogs
Students identify patterns and relationships from data that is collected and solve variables. In this investigative lesson students study ocean productivity, the nitrogen cycle and phytoplankton then answer questions.
Curated OER
Channel Catfish
Students study the life and biology of the Channel Catfish. In this aquatic biology instructional activity, students will examine the external and internal features of the catfish along with their breeding habits and environment. This...
Curated OER
Adventures With Super-Absorbers and Substance Solubility
Students understand the concepts of absorption, swellability and solubility and recognize that science is all around us in our everyday lives and is fun to explore.
Curated OER
Red, Green, and Blue Mystery Liquids! Hypothesis or Inference?
Eighth graders are actively involved in the scientific method and inquiry as they form quick hypotheses based upon a teacher set of mystery liquids. They determine the need to make additional observations of the liquids.
Curated OER
Earth Science: The Structure of the Earth
Students identify and complete activities about the structure of the Earth. For this Earth structure lesson, students view a Powerpoint about the Earth's layers and complete a diagram. students compare temperatures in the Earth's layers...
Curated OER
Living Swamps, Bayous and Forests
Third graders explore interesting environments by exploring Louisiana. In this wetland lesson, 3rd graders utilize the web to research the State of Louisiana, the bayous in the area, and the Gulf of Mexico. Students write a journal entry...
Curated OER
Hawaiian Monk Seal Jeopardy
Students explore the Hawaiian monk seal. In this science lesson, students read about the monk seal and participate in a game in which they answer questions about the Hawaiian monk seal.
Curated OER
More on Temperature and Solubility
Students discover how temperature effects the solubility of solutes by experimenting with a range of temperatures. They develop skills for observing, inferring, measuring, comparing and contrasting.
Curated OER
Liquid Level
Students observe liquids in different containers and then explore the concept that liquids have level surfaces. They identify those who are not at the center to reinforce the concept of liquid levels with a representational puzzle and...
Curated OER
Mineral Identification
Students investigate the environment by examining mineral characteristics. In this mineral lesson, students perform scientific observations in groups in which they identify minerals found in everyday objects by using a...
Curated OER
Animal Research Project
First graders are introduced to the topic of researching by the librarian. Using a worksheet, they use various sources in the library to choose one animal from various groups. They complete a fact sheet on each animal and report their...
Curated OER
Rosie's Walk
Students use maps and globes to locate and describe locations, directions and scale. Using the maps, they identify man made or natural features of different environments. They practice using geographical terms to describe a specific...
Curated OER
The Carter Center’s Work in Sub-Saharan Africa
Students explore the state of Sub-Saharan Africa. In this geography skills instructional activity, students examine the work of the Carter Center in Africa as they investigate the strengths and weaknesses of linguistic, tribal, and...
Curated OER
About the U.S.A.
Students research the United States and discover its different climate zones, geographical features, animal life, and various cultures. Students complete a research chart using books, encyclopedias and the internet and present their...
Curated OER
Density Lab Activities
Students participate in several density lab activities in order to clarify the misconceptions that solids sink and liquids float. Students work with triple beam balances to find mass of objects to calculate density.