Curated OER
Aquatic Ecosystems
Students study ponds and wetland ecosystems and examine the food chains and webs in them. In this aquatic ecosystems lesson students answer questions about the diversity of the flora and fauna in a pond.
Curated OER
Changing Places
Students examine the experiences of immigrants coming to America from China. They create cultural profiles for themselves and others. They identify the reasons why people immigrate to another country.
Curated OER
WHAT HOLDS US TO EARTH?
Middle schoolers they imagine they are Galileo and try to duplicate Galileo's experiments and results.
Curated OER
WHY DO SOME THINGS FLOAT WHILE OTHERS SINK
Students explore how density can cause things to sink or float by experimenting with a jar, oil and corn syrup.
Curated OER
pH of Household Products
Tenth graders are provided with a piece of paper such as index, art, construction, or computer coating it with a universal indicator. They use cotton swabs HCl and NaOH to draw a picture repeating the same process using lemon juice and...
Curated OER
Curricular Correlations
First graders listen to prerecorded sounds and put them into categories. They discus the sounds that would be heard outdoors, and indoors. They go outside for a few minutes and take a "hearing walk." Then they come inside and close their...
Curated OER
Developing a Theory About the Nature of the Contents of a Sealed Box
Students observe the changes of a closed chemical system. They record and analyze the data as they manipulate the system. They answer questions to end the instructional activity.
Curated OER
Density, Iron, and Anemia
Students explain what factors determine density. In this physics lesson, students hypothesize which objects are less dense. They cite the importance of density in everyday life.
Curated OER
Graphical Determination of Density
Students determine the density of metal shot by a graphical method using significant digits in making measurements and calculations. Students graph a seris of laboratory measurements and determine density from a mass verses volume graph.
Curated OER
Soaring With Air Power
Fourth graders view a Newton's Apple show that explores glider mechanics, explore the four forces, build and fly a glider to specific guidelines. They adjust the glider for greater accuracy and distance using four forces, and assess...
Curated OER
Anatomical Female Reproductive System
Students dissect internal female reproductive organs and take digital pictures that are exported onto a disc for use with power point technology.
Curated OER
Air Quality and Transportation
Second graders study about air pollution and the effects it has on our Earth. Students tally cars on a sheet that has been categorized as follows: One person in car, two persons in car, or three or more persons in car. Students go to...
Curated OER
Can You Make A Penny Float?
Students explore the concept of density by trying to make a penny and other materials float.
Curated OER
Weather is Cool, Hot or Somewhere In-Between
Students access the Internet to record data on weather. They use email to answer a younger classes' questions about the weather.
Curated OER
Understanding the Layers of the Earth
Fourth graders explore the three layers of the Earth describing the composition, thickness, and temperature of each layer. Layers are compared and contrasted and data unearthed placed into graphic organizers.
Curated OER
Acid and Bases - Alien II
Eighth graders determine which of two solutions is more acidic by adding each to a given base. Students have to apply this analysis process to a problem scenario involving an alien creature.
Curated OER
Urban Safari: A Walk on the Wild Side
Students discover the urban ecosystem through a series of activities. They explore both the biotic and abiotic factors of the urban environment.
Curated OER
Are We Falling Apart? Exploding Volcanoes
Students explore how volcanoes are formed, list the parts and characteristics of volcanoes, state the differences in various types of lava, and analyze the volume of ejecta from a volcano.
Curated OER
Toxicology 2: Finding the Toxic Dose
Young scholars brainstorm with group partners to decide upon a chemical they would like to test, and outline a procedure for their investigation. They then present in groups their ideas to the rest of the class as well as the chemical...
Curated OER
Selecting Soil Organisms in Compost
Pupils demonstrate that many of the enzyme systems needed to break down--and therefore clean up-society's wastes already exist in nature among the decomposers. They select the best starch-munching organisms by altering the environment in...
Curated OER
Density
Students, in groups, design a procedure to calculate the mass of gas molecules in the classroom by measuring the volume of the classroom and researching the density of air. They apply changes in air density with altitude and effects on a...
Curated OER
So You Want to Buy a Painting
Twelfth graders research physical and chemical methods used in authenticating paintings (e.g., ultraviolet fluorescence and spectroscopy, infrared spectroscopy and reflectography, X-ray diffraction, microscopy, pigment analysis, and gas...
Curated OER
Exploring With Photograms
Students observe the interaction between energy absorbed, reflected or transmitted through an object in a photochemical process with a classroom demonstration.
Curated OER
A Rainbow Under the Sea: How Do Animals Survive in the Ocean?
Second graders, with adult help, create a PowerPoint presentation on a selected ocean animal.