Curated OER
Condensation Polymerization: Preparation of Nylon 6/6
Students participate in a lab activity in which they synthesize nylon 6/6, calculate the percent yield by mass, identify the polymer as thermoplastic or thermoset, and determine the melting point, density and end-product use of the polymer.
Curated OER
Designer Colors, an Inquiry Approach to Flame Testing
Learners investigate the spectroscopic colors unique to elements, and to use this information to create a specific color. They follow a detailed schematic to produce a spectroscpoe to be used in the testing.
Centers for Disease Control and Prevention
Hand Washing Experiment
An engaging experiment allows scholars to understand why the recommendation is to wash for 20 seconds with soap and water — while making them aware of their own habits!
Centers for Disease Control and Prevention
Diseases
During a cholera outbreak, scientists presented two theories; one theory was based on miasma and the other on germs and contaminated water. The lesson looks at the scientific process for finding the real culprit.
Agency for Toxic Substances and Disease Registry
Don't Mess with Mercury (Lesson C)
The health effects of mercury exposure if the focus of the first of three activities about the properties of metals. Pairs research mercury to write, prepare, and share posters, articles, or PSAs with the class.
Agency for Toxic Substances and Disease Registry
Don't Mess with Mercury (Lesson B)
At one point, people thought mercury was therapeutic for humans, but now we know it is highly toxic. The second of three activities covering mercury focuses on its health hazards if humans are exposed. Pairs research and answer questions...
Chicago Botanic Garden
Leaf Litter Ecology Lab
Some organisms spend their entire lives in leaf litter. The third in a series of six is a great lesson exploring the community of leaf litter. Groups gather and then spread leaf litter over white paper and remove leaves/twigs while...
Chicago Botanic Garden
Carbon, Greenhouse Gases, and Climate
Climate models mathematically represent the interactions of the atmosphere, oceans, land, sun, surface, and ice. Part two in the series of four lessons looks at the role greenhouse gases play in keeping Earth warm and has participants...
Chicago Botanic Garden
Nature Walk and Ecosystem Introduction
A food web has no organism higher than a tertiary consumer because there wouldn't be enough energy left to sustain them. The fourth installment in a seven-part series begins with a nature walk to get pupils thinking about their...
Chicago Botanic Garden
Food for Thought: Climate Change and Trophic Cascades
Learners examines the arctic food web with a short video about polar bears and an article about bears and warming temperatures. They design an arctic food web and discuss the trophic cascade that could come from climate change.
Cornell University
Sometimes You Behave Like a WAVE, Sometimes You Don't!
Electromagnetic radiation behaves like both a wave and a particle. Help classes explore this concept through a lab investigation. Young scientists create optical interference patterns on a glass slide using a carbon layer. They analyze...
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 board...
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
Wetland Metaphors
Students describe the characteristics of wetlands and identify their ecological functions. They inspect items and use them to create metaphors about wetlands.
Curated OER
Human Body Lessons
Students read "The Magic School Bus in the Human Body" and discuss the importance of maintaining a healthy body. They create a hinge and joint paper skeleton, follow the journey of a hamburger through the digestive tract, jump rope and...
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
Learners 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
The High Cost of Chemical Dependency
Sixth graders explore, analyze and study the effect and impact that humans have on the environment based on their choices as individuals, businesses and governments. They assess the balance between human activities and aquatic pollution.
Curated OER
Solar Kit Lesson #1 - Solar Cell Inquiry
Give youngsters the components of a solar-powered electric circuit and turn them loose to figure out how to connect them in order for a light to shine or motor to turn. They compare energy output of a solar panel to that of a battery. On...
Curated OER
Solar Kit Lesson #6: Solar-Powered Battery Charger
In a previous activity, learners build an ammeter. That ammeter, or a pre-made one, is required in order to carry out this activity. The objective is for lab groups to design a way to connect solar cells that can recharge a battery....
Teach Engineering
Both Fields at Once?
An MRI uses both a magnetic and electricity, so how do the two interact with each other? Class members observe the effects on a charged particle when it is subject to both an electrical and magnetic field. The teacher background...
Curated OER
Endocrine Review Sheet
Starting with a diagram of the kidneys and urinary tract of the human, this sheet has questions about excretion, blood concentrations of hormones, gland feedback mechanisms and the effects of some hormones.
Curated OER
Fish Eyes - More than Meets the Eye
Inform your class about the adaptations in fish eyes: cones, lens size, endothermy, and speed of vision. The adaptations are related to diving behavior. Junior marine scientists compare the adaptations of four different fish species to...
Georgian Court University
Introduction to Marsh Ecology
Compare and contrast the characteristics of fresh and salt water marshes. After exploring the typical plants and animals found in each marsh type, participants use a set of flash cards to sort into fresh and salt water marsh life. Their...