PhET
Neuron
Neurons send electrical signals throughout a body based on chemical communication. Individuals stimulate a neuron to see the effects. They notice the sodium-potassium channels along with ions, concentrations, and a membrane potential...
Royal Society of Chemistry
Some Reactions of Carbon Dioxide—Microscale Chemistry
Precipitation reactions are always interesting. How about one that forms a precipitate using a gas? Chemists of any age will enjoy this twist on a standard solubility lab. Partners observe the lack of interaction between sodium...
Science 4 Inquiry
The Ins and Outs of Photosynthesis
The most important chemical process on Earth is photosynthesis. Scholars explore the changes in the gases in our atmosphere as life on Earth developed. They create a model of photosynthesis and consider simple questions.
Cold Spring Harbor Laboratory
A Gene Is Made of DNA
Does a protein or DNA store genetic instructions for life? Follow the research from the 1920's experiments on mice through the 1940's experiments on bacteria to learn the answer to the difficult question. Scholars use an online...
Cold Spring Harbor Laboratory
DNA Responds to Signals from Outside the Cell
How do cells know when to replicate, transcribe, and stop? James E. Darnell, Jr. shifted from studying medicine to biochemistry and decided to address this mystery. Learn about his research, discoveries, and the impact on future medical...
Curated OER
Where's the Evidence?
Eighth graders observe evidence of chemical reactions. In this chemical reactions instructional activity students study chemical processes and complete a lab activity.
Curated OER
Molar Ratio
Students conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain how...
Curated OER
Identifying Acids and Bases
Sixth graders observe the physical and chemical change that can occur in an acid and a base. In this acids and bases lesson plan, 6th graders use cabbage juice to identify, compare, and contrast acids and bases.
Curated OER
Science: Acid Base Quiz
In this science: acid base quiz worksheet, students answer 20 true or false questions, not interactively, about acids and bases, then scroll down to check their answers.
Curated OER
America Since 1970 (5)
In this online interactive American history worksheet, students answer 13 matching questions regarding contemporary American history. Students may submit their answers to be scored.
Curated OER
English Exercises: Adjectives and Prepositions
For this online interactive English worksheet, students respond to 39 fill in the blank questions that require them to use adjectives and prepositions appropriately. Students may submit their answers to be scored.
Curated OER
Chemical Composition of Everyday Objects
Students relate chemistry to an object they use everyday. They research information related to chemistry and create their own webpage. They are to keep their page up to date as new observations are taken.
Concord Consortium
Comparing Potential Energy of a Bond
Have you reached your breaking point in looking for great resources that illustrate bond energy? Demonstrate the potential energy changes that occur when polar and non-polar bonds are broken with a stimulating simulation. Pupils pull on...
Curated OER
Geometric Isomerism (Different Geometries)
Here is an interactive presentation on molecular geometry if you have materials for building molecule models along the way. Isomerism is introduced by means of a graphic organizer. Viewers then imitate two molecule models and learn that...
School Science
The Big Bang Time Machine
Scholars take off on an interactive spaceship to explore a historical timeline of the big bang theory. They learn about the evolution of mammals and humans, the formation of stars and planets, and the chemical composition of the early...
Google
Biochemical Structures
It's truly amazing how life is sustained through the complicated interactions of different organic compounds. As young biochemists complete this worksheet, they demonstrate their ability to identify these essential molecules as well as...
American Chemical Society
Atoms Can Be Rearranged to Make Different Molecules
Uncover the building blocks of the universe as budding chemists explore atoms and molecules in an exciting inquiry-based activity. Investigators view an interactive video describing the chemical structure of six molecules. Using...
Science 4 Inquiry
Maintaining Mass
Can you disprove the law of conservation of mass? Pupils observe the teacher weigh each part of a reaction. Then, the teacher weighs the result of the reaction and everyone sees that the products do not equal the reactants. Then they...
Science 4 Inquiry
An Investigative Look at Florida's Sinkholes
In May of 1981, the Winter Park Sinkhole in Florida first appeared and is now referred to as Lake Rose. Scholars learn about the causes of sinkholes through an inquiry project. Then, they analyze recent data and draw conclusions to...
Curated OER
Animals and Engineering
Students study animal classification and their interactions. In this animals and engineering lesson students study animal communities and how engineers use this knowledge to create new technologies.
Curated OER
Chapter 16, Food Biotechnology
Although the points given on these slides are valid, the visual accessibility is poor. Consequently, many viewers would be distracted or entirely unable to view the presentation. The content is a review of microorganisms and their...
Curated OER
Spaceship Earth
Students study the earth as a system, and the fragility of that system when population, and pollution, are considered as interactive parts of earth.
Curated OER
Life on the Ocean Floor
Why would water 2700 meters deep suddenly become warmer? Explore this and other ocean floor discoveries through this reading response activity. Scholars read information about the organisms discovered by Alvin, a deep-sea submersible....
Curated OER
Swirling and Churning Milk
Students examine the concepts of micelles, polarity, solubility, and properties of detergent in an experiment with milk, water, and food coloring. Students complete a Take-Home Challenge in which they experiment with the behavior of food...