Curated OER
Effects of Nitrate and Phosphate Changes on the Growth of Algae
Students determine the effects of an increase of the amount of nitrate and phosphate levels on the growth of algae. the development of a hypothesis is encouraged and students proceed to a conclusion based on their results.
Curated OER
The Penny Factory
Fourth graders identify the characteristics of a simple physical and chemical change. They describe objects by the properties of the materials from which they are made and separate or sort items using these properties. Students explain...
Curated OER
Cracked Marbles
Fourth graders determine how weathering, specifically ice, snow, and freezing water change the Earth's surface and rocks. After completing the investigations, they explain how heating and cooling expand and contract marbles until cracks...
Curated OER
Does a change in pH affect the growth and survival rate of aquatic plants?
Learners determine if changes in pH affect the growth and survival rates of aquatic plants. They evaluate the optimal pH levels for the growth of aquatic plants.
Curated OER
pH Change and Brine Shrimp eggs
Students determine if brine shrimp eggs hatch and develop more readily in an environment which has an acid or a basic pH. They evaluate the pH level which is optimal for the hatching and development of brine
shrimp.
Curated OER
DOES A FLUCTUATION IN TEMPERATURE IFFECT THE GROWTH AND SURVIVAL RATE OF AQUATIC PLANTS?
Students determine if different temperatures effect the growth and survival rates of aquatic plants and evaluate the optimal temperature for the growth of aquatic plants.
Curated OER
Temperature and Brine Shrimp Eggs
High schoolers determine the optimal temperature at which brine shrimp eggs hatch and develop. They evaluate the changes, if any, which occur in a brine shrimp culture at various temperatures.
Curated OER
Organic Materials in an Aquatic Ecosystem
Students evaluate the relationship between oxygen levels and the amount of organic matter in an aquatic ecosystem. They explain the relationship between oxygen levels, bacteria and the breakdown of organic matter using an indicator...
Curated OER
Introduction to the Scientific Method
Students designs and conduct a scientific experiment that identifies the problem, distinguishes manipulated, responding and controlled variables, collects, analyzes and communicates data, and makes valid inferences and conclusions.
Alabama Learning Exchange
What Burns When a Candle Burns? an Introduction to Using the Scientific Method
Middle schoolers use the scientific method to discover the role of a candle's wick and how radiation allows candle wax to change from solid to liquid to gas. They work in small groups to use the steps of the scientific method approach in...
Curated OER
Castaway or Survivor
What a clever idea! Chemistry learners imagine themselves deserted on an island with a radio, but no batteries. They also have a few odds and ends in their pockets and storage chest. They are challenged to create a battery that will...
Curated OER
Water Chestnut Graphing Activity
Students are taught how to format and enter data into an Excel spreadsheet. They make a graph and interpret graphed data. Students discuss possible impacts of water chestnut invasion. They graph data on water chestnut. Students report...
Curated OER
Bringing The Greenhouse Effect Down To Earth (CO2 experiment)
Students compare 4 different form of carbon dioxide and discuss the role that carbon dioxide has in the Greenhouse Effect. They then understand that the Greenhouse Effect is a naturally occurring event.
Curated OER
What Does It Do? Parts of the Computer
This is a nice introduction for first graders to parts of the computer. It includes several resource links to PowerPoints to show the class. There is one activity for the class to do. This is a basic introduction, and could definitely be...
Curated OER
Food Energy
Young scholars compare the energy value of traditional foods eaten by indigenous people with those of modern commercial foods. They use a calorimeter to measure and calculate the amount of stored energy in various food types, and...
Curated OER
Mining Simulation
Eighth graders put their knowledge of rocks and minerals into perspective by seeing how minerals can be mined and the difficulties and costs of mining. They explore the environmental impacts of mining.
Curated OER
Genetics the Easy Way
Students use recyclable trash to construct a Recycle Critter family. They calculate the probability of the phenotype of the offspring that two heterozygous parents produced.
Curated OER
The Kindness Company
Middle schoolers organize themselves into a simulated company complete with applications, interviews and training. They identify a community need they can fulfill related to cooking or sewing and work to make and deliver the designated...
Curated OER
Magnetism and Electricity
Students demonstrate a comprehension of the properties, position, and motion of objects and materials, and of light, heat, electricity, and magnetism. They use materials to assemble an electric circuit and test materials, including...
Curated OER
Design and Function of Native Watercraft
Young scholars design clay boats and test their floating ability. They sketch and record each test different boat designs. They compare their designs to those of native Inuit vessels by looking at images and attempting to determine the...
Curated OER
An Egg-cellent Osmosis Experiment
Students investigate the problem of osmosis by conducting an experiment. They use eggs with the shells dissolved to tell whether fluid can move across the membranes. The experiment provides high interest for all kinds of students to keep...
Curated OER
World of Protists
Students observe a jar of pond water and predict how much life they think exists in the jar and watch a "Bill Nye: The Science Guy" video regarding protists. They participate in an online virtual pond dip where they begin to familiarize...
Curated OER
A Matter of Fact
Third graders define matter as anything that takes up space and has mass, recognize, through experimentation and observation, that matter exists in three forms, including solid, liquid, and gas, and discuss characteristics of each form...