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...
National Nanotechnology Infrastructure Network
Understanding Wave Motion - Slinky vs. Snaky: Which Spring is Dominant?
Ride the wave to an understanding of refraction! The first in a series of two inquiry-based lessons challenges learners to create transverse waves with two different types of springs. As their wave hits an object, they observe the change...
Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Utah Beef Council
Beef Unit and Lab Plan
What are the proper methods for cooking various cuts of beef? What are some basic rules regarding meat food safety? Here you'll find 10 lab plans with a variety of beef cookery activities, perfect for a home economics or cooking course.
American Chemical Society
Entropy and Enthalpy Changes
My room isn't messy — it's a scientific experiment in entropy! Scholars investigate entropy, enthalpy, and spontaneity through a guided procedure and set of questions. The lesson connects the Second Law of Thermodynamics, energy transfer...
Royal Society of Chemistry
A Microscale Acid-Base Titration
Watch as acids and bases put smiles on their faces. Young chemists learn the concept of acid-base titration firsthand in a microscale experiment. Working groups collaborate, titrate, then use their data to determine the concentration of...
American Chemical Society
The Energy of Evaporation
Do all liquids evaporate at the same rate? Young scientists observe the evaporation rate of three different liquids. They measure the time, the temperature, and the change in energy. After comparing the chemical formulas, scholars...
Royal Society of Chemistry
Electrochromic Polymer—Chemistry Outreach
From windows that tint themselves to OLED technology, electrochromic polymers are redefining our ideas about conducting materials! Introduce your chemistry class to the emerging trend with an exciting lab activity. Budding materials...
NASA
Space Station Research Explorer
Take a trip into outer space from the safety of your classroom. A great addition to the digital library of any science teacher, this reference offers a behind-the-scenes look at the research going at the International Space Station.
Cornell University
Nano Interactions
Tiny particles can provide big learning opportunities! Middle school scientists explore the world of nanoparticles through reading, discussion, and experiment. Collaborative groups first apply nanotechnology to determine water hardness....
It's About Time
Color Reactions that Involve the Transfer of Electrons
Demonstrate the aging of materials as you assist the class in creating rust. Individuals demonstrate oxidation-reduction reactions that result in the rusting of materials, differentiate between materials that will and will not rust, and...
Biology Junction
Strawberry DNA
Humans eat around 93,205 miles of DNA in an average meal. Scholars learn how to extract DNA from a strawberry using a presentation. It walks through each step and explains why the process works. Comprehension questions encourage...
Curated OER
How Much Energy is Stored in Wood?
In this energy lesson plan, students create calorimeters out of soda cans and use them to calculate the amount of energy stored in different types of wood.
Curated OER
Types of Chemical Reactions Lab
In this chemical reactions worksheet, students experiment with several different reactions and identify each as a single replacement, double replacement, synthesis, decomposition or combustion reaction. Students observe the changes in...
Curated OER
Chemical and Physical Changes Lab
In this chemical and physical change instructional activity, students conduct a variety of experiments with unknown solutions and make observations. Students determine if the properties of the solutions have changed and if there is...
Curated OER
Bacteria's Role in Food
Students grow bacteria cultures on agar in petri dishes and do a plate count. They participate in a yogurt making lab to see how bacteria produce lactic acid. They prepare a recipe and identify fungi, fermentation and the role of...
Curated OER
Lab Safety Rules
In this lab safety rules worksheet, students are given fourteen rules for safety in the laboratory. They include wearing safety goggles, wearing proper clothing, not horsing around in the lab and not forcing tubing into stoppers.
Curated OER
Holiday Fire Safety
Students discuss and view flammable items. For this fire safety lesson, students discuss items that can cause a fire, learn holiday safety tips, watch a holiday safety PowerPoint and discuss what they have learned.
Curated OER
Degradation and Weathering of Polymeric Materials
Students investigate issues of degradation and weathering of polymeric materials during their useful life. They evaluate photodegradable plastics and their viability as an environmental solution for litter and investigate the qualitative...
Curated OER
Periodic Behavior of Oxides
Students investigate the properties of oxides and observe their periodic trends. In this behavior of oxides lesson plan, students experiment with metallic oxides and non-metallic oxides to determine if they are acid, basic or amphoteric...
Curated OER
Resource Sharing Between Chemistry Labs
Students assume the role of community college instructors researching the feasibility of resource (chemicals, supplies, equipment) sharing between community colleges. They explore safety issues pertaining to chemical transport, storage,...
Curated OER
Food Safety Lab-Part 3 Cross Contamination andHygiene
Students observe the effect of croos contamination as they inoculate orange juice with penicillin mold from the refrigeration lab and active yeast solution from the sterilization lab. They experience a simulation of passing bacteria...
Curated OER
Confident Commute: Increasing Safety for Teen Drivers
Students brainstorm possible causes for motor vehicle accidents involving teen drivers. In this biology lesson, students study national data regarding teen driving behaviors. They create awareness materials to help promote safe driving...
Curated OER
Coin Lab
In this experimental design worksheet, students experiment with three coins, a dropper and water. They determine how many drops of water they can put on each coin. They answer questions about their experiment and they design an...