Curated OER
Catalysts and Enzymes
Biochemists experiment with the oxothermic decomposition of hydrogen dioxide by adding manganese dioxide. They observe how pepsin enhances the action of acid on the digestion of egg white proteins. They use yeast to make bread rise. All...
American Museum of Natural History
What is Astronomy?
Go study the universe. Pupils learn seven aspects about astronomy and astronomers. They begin to learn about constellations; distance and motion between objects; gravity; the electromagnetic spectrum; dark matter and energy; and teams of...
Science Friday
Microorganisms on the Move
You can't b. cereus until you see this lesson! Young microbiologists learn to prepare deep well slides, observe two types of microorganisms, and compare and contrast their physical characteristics in this interactive and lively activity.
Laboratory for Atmospheric and Space Physics
Planetary Distances on the Playground
There's no need to stay inside; get out of the classroom and create a scaled map of the solar system on your playground field! In collaborative groups, scholars identify the distance between the sun and other planets, place planet...
Curated OER
Wipe Out
Learners examine the flow of water. They observe and test the properties of water by using sticks in flowing water. The lesson has streaming video, resource links to access, and a good hands-on activity that is clearly described in the...
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.
Curated OER
Deformed Frogs! - The Parasite Hypothesis
This project provides students the opportunity to investigate parasites as a possible cause of the observed frog deformities. It asks students to view web-based evidence and interpret whether it supports the parasite hypothesis. Students...
Curated OER
Changing Planet: Ocean Acidification - the Chemistry is Less than Basic!
A video and laboratory investigation are highlights to this instructional activity on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of...
American Museum of Natural History
Journey to the Stars
Fifteen detailed pictures and informative captions delve deep into the exploration of stars—their life cycle and importance in the universe.
Curated OER
Healthy Teeth
A simple, yet effective lesson on dental health is here for your young learners. In groups, your class will place eggs in cups that contain a variety of liquids and observe what happens to the color of the egg. They brush the egg with a...
Curated OER
Picturing History: John Singleton Copley and British Portraiture
Students observe and compare 18th century British portraits with those made by John Singleton Copley. By conducting research they explore the cultural climate of the portraits in order to write a historically accurate story.
Curated OER
Perceived Risks
Students rank a list of everyday risks to compare with classmates. They rate each risk on both its ability to be controlled and its observability in the environment. Results are graphed.
Curated OER
The Mulch Mystery!
Fourth graders make a detailed observations about non-native and native grasses. They define reasonable policies that they expect to follow while working in the CRWA. Students list, in small groups, two treatments that have been used in...
Curated OER
Water 1: Water and Ice
Students explore the states of water. In this science lesson, students use observation, measurement, and communication skills to describe water as it changes from a solid to a liquid.
Curated OER
Glaciers: Then and Now
A large data table is given to your elementary earth scientists in which they record observations that they make while viewing pictures of Alaskan glaciers. They compare and contrast recent photos with older photos. Hold a discussion...
Curated OER
Caterpillars and Climate: How Temperature Affects Feeding Rate In Insects
Do you eat more when you are hot or when you are cold? Young scientists observe the eating pace of two caterpillars at different temperatures. The differences in endotherm and ecotherm animals' ability to adjust to temperature change...
National Nanotechnology Infrastructure Network
Can Small Pollutants Harm Aquatic Organisms?
Nanoparticles have toxic effects on plant and animal life—even though you can't see them. The second lesson of a two-part series has young scientists conduct an experiment that exposes plant and animals to nanoparticle pollutants. They...
Curated OER
Understanding the Water Cycle
Investigate the water cycle and how water moves from the land to the air and back to the land. Create a terrarium and observe the water cycle at work. Define weather terms including evaporation, condensation, and precipitation.
Curated OER
Semipermeable Membranes and Bioaccumulation
Beginning biologists place a drop of food coloring into water of differing temperatures to observe the effect on the diffusion rate. They remove the shells from raw eggs and then experiment with osmosis over the remaining membranes....
Curated OER
Target Earth
Space scientists use water displacement to determine the mass of a cubic centimeter mini meteorite, and then use it as a small-scale representative of an asteroid. They figure out the orbital velocity of an asteroid. Then they use a...
Pingry School
Acid-Base Indicators
Acid-base indicators are an essential part of any chemistry classroom. Individuals explore the color-changing feature of the important indicators in a vibrant hands-on activity. Using serial dilution, learners create solutions ranging...
Brooklyn Museum
Fred Tomaselli
Kids will observe, write, and create as a way to better understand the work of artist Fred Tomaselli. Guided by great critical thinking questions, learners will first analyze the piece Field Guides. Then, they will write a creative...
Curated OER
Daily Weather Calendar
Young learners will love this fun weather activity that incorporates math, science and writing. Each member of your class gets a turn becoming a meteorologist! At the end of recess, the two chosen meteorologists met the teacher at a...
Curated OER
Scientific Method Experiment: Factors Affecting How Ice Melts
Students demonstrate the scientific method by conducting an ice cube melting experiment. They make predictions and observations, and conclude what factors make ice melt more slowly or quickly than normal.