Curated OER
Glass Transition in a Rubber Ball
Students illustrate the changes in the properties of a material at its glass transition point. They gather data which they use to construct graphs regarding elastic modules versus absorption modulus, tangent delta, and the effect of...
Curated OER
Chromatographic Separation of Methylene Blue and Sodium Fluorescein
Students determine the best solvent system for separating a methylene blue/sodium fluorescein mixture by thin layer chromatography. They conduct an initial TLC separation using ethanol and a different solvent mixture and analyze the data...
Curated OER
Investigating the Effect Of Successive Heat and Cool Cycles on a Thermoplastic material.
Students investigate hot melt glue using a hot melt glue gun as an an injection molding simulator and a melt index viscometer. They evaluate the effect of heating and cooling by weighing the glue extruded over a constant time period.
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
How to Clean Up an Oil Slick
Students explore how an oil spill is contained and cleaned up. They investigate an oil absorbing polymer that is hydrophobic, absorbs up to 19 times its own weight in nonpolar liquids, floats on water, and can be reused or disposed of by...
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
Haber's Process- A Computer Simulation
Students use an on line simulation to produce ammonia using Haber's process. In this Haber's process lesson plan, students use a spreadsheet to manipulate the pressure, temperature and catalysts used in the production of ammonia. Their...
Curated OER
Spectrophotometer Determination of an Equilibrium Constant
Students determine an equilibrium constant using a spectrophotometer. In this equilibrium lesson plan, students calibrate a spectrophotometer with 5 solutions in order to prepare the spectrophotometer for the experiment. Students measure...
Library of Congress
Child Labor in America
Students investigate child labor during the Great Depression. In this US policy lesson, students evaluate multiple layers of the social, economic, and political affects of policy during the Great Depression. Students will engage in 5...
Curated OER
Summer Science Recipes: Experiments on the Grill and in the Kitchen
Generate ideas about the most scientifically sound ways to prepare foods safely and efficiently during the summer season. Learners will use the GED Connection Science Workbook, so they can practice the skills needed to prepare for the...
K20 LEARN
What Lies Beyond Talent? Mindset And Neuroplasticity
Individuals' views of their learning processes largely affect how they learn. An engaging activity provides your classes with tools to analyze their own views of learning. Using an online game, they explore the concepts related to a...
American Statistical Association
Nonlinear Modeling: Something Fishy
There are plenty of fish in the sea, but only a few good resources on regression. Young mathematicians first perform a linear regression analysis on provided weight and length data for fish. After determining that a linear model is not...
American Statistical Association
A Tale of One City and Two Lead Measurements
Lead the way in learning about lead contamination. Pupils first read several articles about the Flint water crisis and the EPA's rules for lead concentration. They use provided data from 71 Flint water wells to compute the 90th...
American Statistical Association
How Long Are the Words in the Gettysburg Address?
It's 268 words, but one only needs to consider 10 of them at a time. A data collection and analysis activity has learners investigate the lengths of words in the Gettysburg Address. They first self-select a sample of 10 words and...
National Institute of Environmental Health Sciences
A Student Exploration of the Global Impacts of Climate Change on Human Health
Small efforts can have global impacts. Learners use data to analyze public health impacts on climate change. They read articles that present relative data about climate change and use the data to make conclusions about the impact on...
National Institute of Environmental Health Sciences
A Student Exploration of the Impacts of Climate Change on Human Health in the United States
Let the data drive the science. Learners examine data provided in resources to discover connections between climate change and health of vulnerable populations. They study trends and present findings using their choice of projects.
Project Maths
Introduction to Calculus
Don't let your class's heart rates rise as you introduce them to differentiation ... an inquiry-based lesson helps them keep it in check! The second lesson in a three-part series asks learners to analyze the rate of change of different...
PBS
Taxes—Where Does Your Money Go?
People spend some of their money before they even get it! Lead a lesson that helps scholars understand the different deductions taken from a paycheck. They calculate rates and percentages and learn where the money goes after it leaves...
Project Maths
Integral Calculus
From derivatives to antiderivatives and back again. Building on the second lesson of the three-part series covering functions, learners explore the concept of an antiderivative. They connect the concept to the graph of the function and...
Kenan Fellows
Man vs. Beast: Approximating Derivatives using Human and Animal Movement
What does dropping a ball look like as a graph? An engaging activity asks learners to record a video of dropping a ball and uploading the video to software for analysis. They compare the position of the ball to time and calculate the...
Kenan Fellows
Using Motion Sensors to Explore Graph Sketching
Get moving to a better understanding of graphs of derivatives. Using motion sensors, scholars vary their velocities to create graphs of the first derivative of a function. The activity challenges groups to first create a script of the...
Kenan Fellows
Attack of the Aphids!
Insects threaten the food production industry, and aphids are one of the big players! Analyzing data of aphid populations gives insight into their behaviors. Learners model the population data of an uninhibited population with an...
National Nanotechnology Infrastructure Network
Silver Nanoparticle Synthesis and Spectroscopy
Certain materials do not always maintain the same physical properties when they exist in the nanoscale. Help your classes to explore this idea through an experimental lesson plan. Scholars use spectroscopy with samples of silver solution...
National Nanotechnology Infrastructure Network
Creating and Testing Silver-Nanoparticle Socks
Antibacterial socks are a product of nanotechnology. An inquiry-based instructional activity asks collaborative groups to create their own antibacterial socks and then test them against other products on the market. The sock with the...