Curated OER
Condensation Polymerization: Preparation of Nylon 6/6
Students participate in a lab activity in which they synthesize nylon 6/6, calculate the percent yield by mass, identify the polymer as thermoplastic or thermoset, and determine the melting point, density and end-product use of the polymer.
Kenan Fellows
Absorbance Curves: Using Spectrophotometers to Quantize the Effects of a Strong Acid on a Buffer
The Henderson-Hasselbalch equation combined logarithmic terms with the application of carbonic acid as a buffer solution. Scholars learn investigate equation and its applications through hands-on experiments. They collect data and...
Curated OER
Dilution and Concentration of Solutions
Future chemists practice laboratory techniques by creating a monochloramine solution. The objectives are to use of dilution, 9concentration, and measurement skills and to prepare a solution that will be used in a water treatment...
American Chemical Society
Man and Materials Through History
From the start of the Industrial Revolution, it only took 147 years for someone to invent plastic. This may seem like a long time, but in the history of inventing or discovering new materials, this is incredibly fast. An informative and...
NOAA
Ocean Acidification
If tap water is more acidic than ocean water, why are we so concerned about ocean acidification? The third installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program focuses on carbon dioxide levels in...
Curated OER
How Do I Get a Pure Sample of the Molecules I Make?
Learners initially engage in online research and consult print materials to identify a compound to produce. Once a selection has been made, individually, students conduct lab experiments to isolate substances. The end product is a...
Curated OER
Unknown Element Project
High schoolers work with a partner to determine the identity of an unknown element based on given descriptions. Groups use classroom textbooks, encyclopedias, and science internet sites to identify their unknown element then write a...
Curated OER
Super Glue Fuming of Latent Fingerprints
Students explore latent fingerprinting. They observe a supervised demonstration of the process that real-life crime scene investigators sometimes use to identify latent fingerprints. In addition, they brainstorm ways to improve the...
Curated OER
Baking Soda Rockets
Learners make a baking soda rocket out of vinegar, baking soda, and a soda bottle. In this rockets lesson plan, students discuss the liquid, solid, and gas combination.
Curated OER
What is Everything Made of?
Learners observe a demonstration on how we see space between water molecules. In this experimental lesson students discover what elements make up the things around them and discuss what they learned.
Curated OER
Sugar and carbohydrates, protein, fat and water - that's what little plants are made of!
Students identify photosynthesis as the mechanism by which plants convert sunlight energy into a usable energy source for plant processes. They identify photosynthesis as the mechanism by which plants create a molecule that can be used...
Curated OER
Elements And Atoms
Students investigate the concept of elements and atoms. They conduct research using a variety of resources and use the information in order to create a class presentation. The lesson includes specific dialogue and steps for the teacher...
Curated OER
Periodic Table Lesson Plan
Students describe how elements are arranged on the periodic table. They compare metals, nonmetals, and metalloids based on their properties and on their locations in the periodic table. Students describe the differences between a...
Curated OER
Ancient Atomic Theories
Studdnts research ancient texts and compare ancient Greek atomic theories, as used in the production of silver, to modern theories.
Curated OER
EGG-cellent POLYMER PACKAGING DESIGN
Young scholars investigate the concept of a polymer using an experimental design of protecting an egg in a bookbag. They test the properties of polymers and form an educated solution to the proposed problem. Then they describe the steps...
Curated OER
A Walk in the Woods
Eighth graders observe and identify the different levels of the forest. In this forest zones lesson students observe, identify and name a variety of forest components and describe how humans impact the forest ecosystem.
Curated OER
A Pre-Treatment Model for Ethanol Production Using a Colorimetric Analysis of Starch Solutions
Students recognize the benefits of ethanol and study photosynthesis. In this ethanol lesson plan students complete an experiment that shows the procedure that starch can be hydrolyzed by salivary amylase.
Curated OER
Volcanoes
Students explore the formation of volcanoes. In this earth science lesson, students build their own volcanoes in the lab using different materials. They identify the different types of volcanoes.
Curated OER
Learning how to balance equations
Students play Chembalancer game and balance equations using the trial and error method.
Curated OER
H2O2 Decomposition Lab II
Students conduct an oxidation experiment in which they must determine how much hydrogen peroxide (H2O2) is actually in a store-bought solution of H2O2.
Curated OER
Get a Job.....Build a Battery!
Students design and construct a battery (electrochemical cell). They works in a team to design and construct a working battery and is responsible for a labeled diagram of its operation. This engaging lesson stimulate their creative juices!
Curated OER
Rechargeable Batteries
Students explore how rechargeable batteries work by conducting a series of experiments. In this physics lesson plan, students discuss the benefits of using rechargeable batteries over disposable ones. They build their own battery charger...
Curated OER
The Blue Bottle: An Example of Teacher-Guided Inquiry
High schoolers observe a demonstration in which a bottle containing a colorless solution is mixed, turns blue, then becomes colorless again. They record observations, form and discuss hypotheses, and draw a conclusion based on the evidence.
Curated OER
Martian Mummies
Learners participate in "Raiders of the Future", a role play about futuristic scientists sending a spaceship to Mars for research and exploration. They collect geological samples for analysis, discover the ruins of an ancient...