Curated OER
Simple Tensile Testing of Polymeric Films and Sheeting
Chemistry classes pretend to be consultants to a grocery story trying to decide what polymer to use for therir new non-paper bags. They prepare tensile bars and use them to test plastic film samples for strength and stretchability. Both...
Curated OER
An Approach to Chemistry via the Analysis of Art Objects: The Scientific Method, Laboratory Safety, Light and Color Theory
Students create a painting that clearly exemplifies the use of primary pigments to make secondary pigments. They demonstrate the distinction between value and saturation. They explain the affect of adjacent colors on each other and...
Curated OER
The Chemistry of Ceramics
Students compare the characteristics of a fired porcelain sculpture to the clay used to create it. They discuss the physical and chemical changes that occur in the clay as it is heated and then create their own clay sculpture. This...
Curated OER
The Chemistry of Ceramics
Students make ceramic sculptures to understand how clay works. In this sculpture lesson, students learn about porcelain sculptures to understand how heat can turn clay into a hard ceramic surface. They then experiment with clay to make...
Curated OER
Oh - The Bonds of Matter!
Eighth graders identify the types of bonds elements form. In this chemistry instructional activity, 8th graders represent valence electrons with dot structures. They draw and label different atoms.
Curated OER
Applying Scientific Method to Analyzing
Students review the scientific method and basic lab skills, and practice how chemical employees work in teams to follow the scientific method. Students learn about various job requirements and responsibilities in the chemical industry.
American Chemical Society
Energy Foundations
Only 10 percent of an incandescent bulb's energy is used to create light; the remaining 90 percent is heat. In the unit of activities, young chemists examine energy through hands-on activities, videos, discussions, and...
Curated OER
Strong Chemistry
Students research and create a poster about a gemstone. In this mineral properties lesson, students view a video about diamonds. They discuss the properties of minerals and choose a gemstone to research and create a poster.
National Nanotechnology Infrastructure Network
Synthesis of Nickel Nanowires
It's all about the scale—they're not just wires, they're nanowires! The second lesson of the series builds on the oxidation-reduction experiment in the first lesson. Scholars synthesize a sample of nanowires using electrolysis. As they...
NOAA
Ocean Layers II
Now that you know the ocean has layers, let's name them. The seventh installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program covers terminology associated with ocean layers, such as thermocline and...
National Nanotechnology Infrastructure Network
Nanotechnology Invention and Design: Phase Changes, Energy, and Crystals
What does it take to be considered a smart material? Learners investigate the properties of Nitinol, a smart material, through a hands-on lab activity. They examine the crystal lattice structure and the conditions required for Nitinol to...
Curated OER
Using the Hunter Model and the Holistic Model
Young scholars increase their knowledge of scientific processes in chemistry. They compare and analyze 3 sets of data, they have gathered, for accuracy and precision.
Curated OER
Oceanic Absorption- Oceanic Sequestration
Students examine the techniques that may be used to reduce carbon dioxide in the atmosphere. In this pollution lesson students simulate oceanic sequestration using chemistry.
Curated OER
Electroplating for Corrosion Protection: Redox in Action
Students define what a redox reaction is. In this chemistry lesson, students electroplate some wires in the lab. They research the application of electroplating in the real world.
Curated OER
Latex Helium Balloons: Any Alternatives?
Students discuss the latex balloon release controversy and review suggested alternatives to the latex balloon.
Curated OER
Six Pack Loop Rings Photodegradable?
Students review experiments testing the photo degradability of the six-pack plastic ring and complete further experiments on the process.
Cornell University
Scaling Down: Effects of Size on Behavior
Two activities explore the concept of size, especially small sizes down to the nano. Scholars practice determining volume, mass, and density and calculate exponential increases and decreases. They then predict and test the effect of size...
Curated OER
The Mole as a Large Number or an Exercise in Dimensional Analysis
Students complete an activity and make "provable estimates." In this dimensional analysis lesson students use dimensional analysis and complete an activity.
Curated OER
Final Exam Practice - General Biology
A 17-page practice final exam for a college-level introductory biology course is contained in this resource. Matching and short answer questions cover every topic that you would expect to teach during an advanced biology course including...
Curated OER
Separation of Mixtures and Compounds For K Through 12
Students explore mixtures and compounds. In this lesson, students do an experiment to distinguish between mixtures and compounds. Students complete ten different phases of the experiment testing many different substances. Students will...
Curated OER
#21 Films, Fibers, and Solubility
Students are introduced to how the differences in solubility of materials are used in the manufacture of fibers and films. They are also introduced to the various processes used to make films and fibers. Pupils prepare fibers using wet...
Curated OER
Determining Cutting Site Locations
Students explore DNA restriction mapping. They cut pieces of paper into lengths representing those produced when specific enzymes are used to cut a strand of DNA.
Curated OER
Characterization of the Bioluminescence (Lux+) Gene E. coli
Students grow E. coli strain HB101, which contains the plasmid pUCD607 with the bioluminescence (Lux+) gene. The plasmid containing the Lux+ gene is isolated from the E. coli, then characterized by restriction analysis.
Curated OER
Fingerprinting Lab
Students recover latent prints by iodine fuming, cyanoacrylate fuming, and dusting with powder, after a lecture/discussion on fingerprinting techniques. They each provide a fingerprint for identification by another student. A database of...