Curated OER
Determination of Plasticizer in PVC
Students isolate and determine the amount of plasticizer in polyvinyl chloride. They use Infrared Spectroscopy (IR) or Fourier Transform Infrared Spectroscopy (FTIR) and gravimetric techniques in this experiment.
Curated OER
Bloodstain Pattern Simulations: A Physical Analysis
Students receive bloodstain pattern evidence from a crime scene. They answer a series of questions through inquiry, observation, measurement, and analysis. Pupils complete this challenge, by reconstructing the evidence through four...
Curated OER
# 05 Color Me Analytical
Students are introduced to colorimeter on two levels. They investigate how to physically manipulate the colorimeters. Secondly, the students start on a pathway of discovery to one of the most important principles in analytical chemistry:...
Curated OER
# 18 Gas Chromatography: Introduction and Application
Students are introduced to a gas chromatography using a discovery-based approach. They are presented with a scenario/industrial application where their job is to verify that the company's mouthwash contains a specific percentage of...
Curated OER
Virtual Venus
Students practice using the tool of remote telescopes in order to make observations in space. The lesson includes the best times of year to make observations. They use the internet to obtain information and to initiate the use of the...
Curated OER
Nutrients Nutrients We Need
Second graders examine the six nutrients humans need to maintain good heath. For this ecosystem lesson, 2nd graders learn about how plants grow and compare how humans need nutrients from plants to how plants need nutrients from the soil....
Curated OER
Household Conservation/Efficiency
Hook your class up to an online home energy usage calculator so that they can estimate the amount used per month by their families. Then give them Watt meters with which they will measure the power consumption of several small...
Vosonos
Interactive Minds: Solar System
Travel through space as you learn about the galaxy, solar system, planets, and much more. An extensive resource for studying astronomy in upper-elementary and middle school classrooms.
North Haven Middle School
Environmental Expert Presentation
Individuals or groups select an environmental issue, then spend time researching and creating a presentation to share in class. By allowing learners to choose the issue that matters most to them, you will motivate them to do...
MENSA Education & Research Foundation
Ecosystems
Explore the Earth's different ecosystems through four lessons, an assessment, and extension activities. Lessons include informative text and step-by-step instructions to apply knowledge in interactive, and thought provoking ways; such as...
NOAA
A Day in the Life of an Ocean Explorer
What's life like aboard an ocean exploration vessel? Junior oceanographers examine the important role of communication in ocean research in lesson two of a five-part series from NOAA. The materials introduce the class to life on...
NOAA
Invent a Robot!
Wait til your class gets their hands on this! Aspiring engineers design a working robotic arm in the fifth and final installment in a series of ocean exploration lessons. Pupils learn about the use of underwater robots in ocean...
Curated OER
Do Plants Need Water?
First graders utilize observational skills to articulate similarities and differences in the plants they observe. They make comparisions of size, color, and height. Lima beans are planted at successively farther distances from a water...
Curated OER
"Two Diamond Baseball" Review Game
Here is a game that can be used across the curriculum. Two teams are made up, and each time a member of the team answers a question correctly, they roll a dice to see how far they advance on the "baseball field." A fun game!
Curated OER
Slime and Intermolecular Attractions
Students explore the strength of intermolecular attractions. They make slime and compare the difference in the physical properties of sheet and powdered polyvinyl alcohol with polyvinyl acetate.
Curated OER
Investigation of Crystallinity in Polymeric Materials
A kaleidoscope is constructed using polarizing polymer paper and then low-density polyethylene, high-density polyethylene, and polypropylene are all melted onto individual glass slides and examined through a microscope. The intent is to...
Curated OER
Addition Polymerization: Preparation of Polystyrene Using Two Types of Initiators
Advanced chemistry classes compare the polymerization of styrene using two different initators: benzoyl peroxide and aluminum chloride. Once they synthesize polystyrene, they compare the two producet for melting point and density. There...
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
Chemical Resistance and Synthetic Polymers
Students participate in lab activities in which they examine immersion, stain resistance, and stress cracking of synthetic polymers. Students use their collected data to discuss service applications and possible performance of materials.
Curated OER
Activities for a High School Instrumentation Course
The intent of this series of activities is to introduce high schoolers to the field of chemical instrumentaiton. They perform a few basic chemistry lab techniques: pH titration, paper, gas, and liquid chromatography, ultraviolet and...
Curated OER
Intrinsic Viscosity
Students treat a high molecular weight polyvinyl alcohol polymer with potassium periodate. They measure the viscosity of polyvinyl alcohols.
Curated OER
#17 Determining the Accuracy of Selected Laboratory Glassware
Young scholars calculate the volume of a specific mass of water placed in selected pieces of common laboratory glassware, using the density formula. They then determine the accuracy of the volumetric measurement for selected pieces of...
Curated OER
# 14 Experimenting with Copper (II) Solutions
Students determine that the relative concentration of copper ions in water can be determined by a color comparison. They make a copper (II) sulfate solution of a given concentration. Students dilute their initial solutions until their...
Curated OER
Roger Recycle
Students investigate the uses of aluminum and the importance of recycling. they then write a script and produce an informative and entertaining video about about aluminum recycling.