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
Condensation Polymerization: Preparation of Thiokoll® (Polysulfide Rubber)
This lab activity is geared toward experienced chemistry learners, in particular, those who are familiar with organic chemistry. They will create a synthetic elastomer and then make observations and measurements of its different...
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
Fossil Fuels (Part I), The Geology of Oil
Junior geologists work through three mini-lessons that familiarize them with the formation and location of fossil fuels. Part one involves reading about petroleum and where it comes from via a thorough set of handouts. A lab activity...
Curated OER
Hydrogen Peroxide Analysis
A scenario is presented for chemistry techs to address. Using titration techniques, they must analyze hydrogen peroxide solution samples. They evaluate accuracy and precision in the process. They also gain experience consulting the MSDS...
Curated OER
Solar Kit Lesson #9 - Properties of Solar Radiation: Reflection, Transmission, and Absorption
Middle school science stars observe and record data on the solar radiation reflected off or transmitted through various materials. They predict properties for various materials, and test their predictions by touch. This lesson becomes...
Curated OER
Project Geode
Young geologists attempt to predict the appearnace of a geode's internal structure based on how it looks from the outside, its mass, and its physical characteristics. In this geologly lesson, learners use scientific equipment to collect...
Curated OER
Fossil Fuels (Part III), The Geology of Coal
Do not overlook this set of lessons just because your school does not have a data analysis system. There is plenty of material here to administer a complete mini unit on the formation, distribution, and properties of coal. Since it...
Virginia Department of Education
Mystery Anions
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second lesson of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown samples...
Nuffield Foundation
Observing Water Moving Through Plants
We know plants assist in the water cycle, but how do plants get water from the ground into the air? Through a series of demonstrations or labs, scholars observe the movement of water through plants. They microscopically view the cells...
Curated OER
A Visit to the Vet
Students discover the important role veterinarians play in the lives of animals. In this animal safety instructional activity, students identify parts of veterinarian's job by completing a KWL chart and an online tutorial. Students...
Curated OER
Introduction to Gases
Students are introduced to gases. In this science lesson plan, students demonstrate that gases are a state of matter, generate a number of gases, discover some properties of gases, compare some of the properties of different gases, and...
Curated OER
Manufacture of Cheese
Students examine the steps and safety procedures in the cheese making process. They make and taste a variety of cheeses comparing their properties.
Curated OER
Investigating Mitosis in Allium Root Tip Squash
Preparing the root tip samples is the most challenging part of the mitosis-viewing lab found here, but the directions help ensure you have everything you need. There is no worksheet included; however, there is a sample data table....
Curated OER
More on Conduction and Convection
Why do some items feel colder when they are the same temperature? How should you keep your soda cold? What makes the wind blow? These are just some of the things middle schoolers discover when completing a lesson on conduction and...
Curated OER
Genetically Modified Food (GMF)
Explore genetically modified foods through various experiments. In this biology lesson, students discuss the safety issues related to GMF's. They conduct a PCR analysis to identify the presence of genetic modification.
Forest Foundation
Fire Investigation and Experimentation
Assess the probability of a wildfire with several lessons about fire danger ratings and risk factors. After experimenting with fuel moisture, learners explore the various elements that could contribute to a wildfire, such as wind speed,...
Curated OER
# 03 Laboratory Ventilation and Risk Assessment Exercise
Students are introduced to the analysis of health risks in the laboratory, particularly from vapors from organic solvents. They consider quantitative measure of risk such as threshold limit values (TLVs), the amount of the compound that...
Curated OER
Solar Kit Lesson #5 - Build a Simple Ammeter
Emerging electricians build a simple ammeter for making measurements on an electric current. They test the placement of solar cells in both series and parallel circuits and examine the magnetic field produced by the movement of electrons...
Cornell University
Extracting DNA
Uncover the basics of DNA structure through exploration activities. Collaborative groups build DNA models and recreate the process of replication. Then, using plant cells such as peas or strawberries, they extract a DNA sample.
Curated OER
Solar Kit Lesson #8 - Positioning Solar Panels II: Explorations with Stationary Panels
This activity is preparation-intensive, but well worth the investment. You will construct five or six portable testing stations with which lab groups will gather data on the best position for collecting sunlight with a solar panel. This...
Curated OER
The Conservation Of Mass (The Mass Of Gas)
Middle schoolers gain an understanding of matter in all of its phases. In this science lesson plan, students further their knowledge of the laws of conservation of mass, the loss in mass can be accounted for, when the gas is allowed to...
Curated OER
No Creation-No Destruction--All in a Baggie
Students investigate the concepts of conservation of mass and simple chemical reactions. Students complete lab experiments and record all observations as well as conduct experiments on their own to determine which reactions created...
Curated OER
Historic Earth Science Innovations
Students research the demands or limitations on Earth scientists. In groups, they design and build a model that would be useful to them in the lab or field. They share their model and their ideas behind it to the class and answer any...