Curated OER
Atoms, Molecules, and Chemical Bonds
In this atoms worksheet, learners review the parts of an atom, Bohr diagram, atomic number, mass number, and covalent bonds. This worksheet has 5 drawings and 26 fill in the blank questions.
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The Periodic Table of Elements
In this elements activity, students fill in a periodic table with the element symbols, mass numbers, and proton numbers of the elements that are missing.
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Heat of Formation
For this reactions worksheet, students calculate the heat of reaction for given chemical reactions. This worksheet has 3 problems to solve.
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Review for Thermodynamics Quiz
In this thermodynamics worksheet, students review kinetic and potential energy, enthalpy, entropy, and standard hear of formation. This worksheet has 1 short answer and 5 problem solving questions.
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A Self Directed Inquiry into the Identification of Unknowns
High schoolers gain experience in designing an experiment and use logic in selecting specific tests for unknowns. Students recognize the use of spreadsheets in helping one to make clear comparisons.
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Separation of Unknowns in a Liquid
Learners identify chromatography as method of separating the components of a liquid. Students discover that dyes are composed of more than one component in achieving a particular color in these lessons on paper chromatography.
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Tooth Detectives: Determining the Diets of Extinct Animals
Students study the teeth of living mammals and apply those skills to the interpretation of the diet of extinct animals.
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Temperature Effects
Young scholars witness effects of temperature on plants. They also change temperature from a Celsius or Fahrenheit thermometer.
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Teaching about Conductivity
Students explore conductivity and productivity in aquatic systems.
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Science Show
Students research topics. They teach a activity based on their chosen topic to other students.
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Sir Milkford and Lady Holly's Milk Group
Second graders participate in teacher led activities that introduce the food groups and their importance to health.
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King Henry's Meat Group
Second graders hear a story about King Henry the Egg, Little D and the meat group. They act out the parts as the story is read aloud and complete a worksheet. They pantomime activities that use and build muscle
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Temperature Changes in the Atmosphere
Students analyze how different variables affect atmospheric temperature. They construct a model of an ecosystem, select a variable, design and conduct an experiment, and record and analyze the data to present to the class.
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Milk Moustache Photo Brochure
Students investigate the steps in creating a brochure using information about milk and its health benefits. Using expository writing, an information packet is created with pictures of students wearing their milk moustaches.
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Pecan Fingerprints
Students investigate the traits that make them individuals. They study that natural items have traits that make them unique by looking at pecans. They make fingerprint animals which they use to design fingerprint cards.
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Devising a Set of Experiments to Test Water for Dissolved Substances
Students work together to test water samples for pollutants. They design data tables to collect and record their observations. They complete discussion questions to end the lesson.
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How Can We Accurately Make Different Solutions of Different Concentrations?
Learners work together to create different solutions made from different concentrations of liquids. They record and analyze their data. They answer discussion questions to complete the lesson.
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The effects of microgravity
Fourth graders are given a scenario in the lesson that presents a problem that needs to be solved. They conduct research from multiple sources in order to gather information. This is used to contribute to possible solutions proposed by...
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Pellagra Case Study
Students examine a case study documenting the experience of three teens in the 1920's era with a disease (Pellagra) which was prevalent throughout the United States, most particularly in persons with a corn based diet. They create a...
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Precipitates and Black Smokers
Students discuss how hydrothermal fluid is different from seawater and what happens to it as it passes through the oceanic crust. They observe and manipulate calcuim chloride and baking soda to comprehend how precipates form.
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Using A Winogradsky Column to Analyze Microbial Communities
Students use easily obtained materials to study ecological succession in a microbiological community. They collect water samples from outdoor sources in plastic bottles to observe and record changes.
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Effects of ATP and Ions on Rabbit Psoas Muscle
Students prepare single strands of muscle cell. They microscopically examine muscle cells and identify bands of darker and lighter proteins. They predict, observe, describe and quantify the effects of ions and ATP.
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Oolitic Sand: An Introduction
Fourth graders investigate the characteristics of different types of sand. They compare and contrast the types of sand by making observations with a dissecting microscope. Then students draw what is seen and include shape, color, and...
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Which Sand Contains The Most Salt?
Students investigate the salinity levels of sand samples taken from several different sources. They conduct tests and observations to measure the current salt levels. They develop a hypothesis from the experiment to determine the factors...
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