Curated OER
Determination of Phosphorus Content in River Water
Divide your chemistry or environmental science class into two groups. Each group tests water samples from a river for the concentration of phosphorus using a different method. With chemists, you can use this activity as they learn to use...
Curated OER
Blood Cell Basics
Students design a proportional model of blood out of red gelatin, a plastic bag, and rice. They study the components that make up blood and investigate what happens when the arteries in different scenerios. They work in pairs in order to...
Curated OER
Antibiotic Resistance
Students conduct an experiment to examine the effects of six different antibiotics on two different types of bacteria. They monitor Petri dishes with bacterial cultures and antibiotic soaked disks. They relate the bacteria growth...
Curated OER
Can Young Children Distinguish Between Living and Non-living Things?
What does it mean to be living? Help your young scientists identify living and non-living things as a result of their learning through discovery. Observation of and interaction with a set of natural phenomena in their community will make...
Acoustical Society of America
Generalizing How Musical Instruments Work
Sound, vibrations, resonance, and frequency are explored as learners use music to foster scientific inquiry. They engage in three different sound experiments and follow up discussions to foster a better understanding of how musical...
It's About Time
Color
How can a hand puppet's shadow look like a dog? The lesson explains the science behind shadows, combining paint colors and the colors used in old televisions. Scholars use white, red, blue, and green lights to experiment with colors...
Colorado State University
What Makes a Gas, a Greenhouse Gas?—The Carbon Dioxide Dance
Investigate a heated topic in environmental science. Scholars team up to play the parts of gas molecules in the atmosphere. As the teacher moves about, acting as the electromagnetic wave, learners react as their molecules would to the...
National Nanotechnology Infrastructure Network
Lab 1: Nanocatalysts Clean Your Car Emissions
What a big job for such a small particle. Young scientists learn about the role of nanoparticles in catalytic converters for cars. They conduct an experiment to create alginate-MnO2 catalytic spheres.
Desert Discoveries
Dinosaur Quiz
Young scientists explore the world of dinosaurs. They engage in a variety of activities designed to help correct misconceptions about dinosaurs, and which help them to determine which animals are dinosaurs and which are not. There is a...
Desert Discoveries
Who Depends on the Saguaro?
Young scientists design a picture of a saguaro cactus that shows the cactus and some of the animals and plants that interact with it. There are many of these special relationships between plants and animals of the Sonoran Desert. Your...
Curated OER
Solar Kit Lesson #11 - Power Maximum: An Electrical Determination
Collaborative groups connect resistors and solar panels in series and measure electrical resistance, voltage, and current. The objective is to order 16 solar panels from strongest to weakest. They graph current-voltage and power curves...
Curated OER
Just Turn it Off
Young scholars explore energy. In this energy lesson, students discover why it is important to conserve energy. Young scholars discover how energy is used in items we use everyday. Students discover how batteries work. Young scholars do...
US Department of Energy
Building the Basic PVC Wind Turbine
Here is a comprehensive and well-written lesson plan that results in learners building a standard wind turbine. Once built, teens can design a variety of experiments to test different factors. This activity is a noble undertaking that...
It's About Time
Volcanos and the Atmosphere
In the summer of 1815, snow fell every month in New England. Was this related to the volcanic eruption of Tambora in Indonesia earlier in the year? Young scientists design their own experiments to research the long-term effect a volcanic...
Curated OER
Reflection and Refraction
What is a prism? A place for light waves that commit minor refractions! The thorough resource includes three hands-on investigations covering light reflection and refraction; mirrors, lenses, and images; and optical systems. Subject...
Teach Engineering
Rock Candy Your Body
Candy rocks! A sweet lesson offers a different take on the rock candy experiment. Groups use a supersaturated sugar solution to create rock candy. Pupils then add other ingredients to the solution to test their effect on the...
Serendip
Introduction to Osmosis
A chicken egg is a very large cell—perfect for investigating osmosis! Scholars conduct an experiment with vinegar and eggs that helps them understand the process of osmosis. They follow the activity with an in-depth look at osmosis...
Curated OER
Breathing Victory
Students know that participation in sports requires energy. They comprehend that we get energy form the foods that we eat and the air thta we breathe. Converting food and air into usable energy is defined as celluar respiration. Students...
Baylor College
Gravity and Muscles
Humans are so used to gravity as a force that we don't tend to pay much attention to it on a daily basis. Through a couple simple activities, learners experience changes to their center of gravity and come to the understanding that...
MENSA Education & Research Foundation
Hurricanes
Learn the ins and outs of hurricanes through a series of lessons answering, "What is a hurricane? How does it travel? How is one formed, measured, and named?" Information is presented through informative text and images, while...
Cornell University
Characterizing a Solar Cell
Young classes are sure to get a charge out of this lesson! Learners experiment with circuits of a solar cell. They practice determining current, voltage, and power for the circuit and maximize the voltage and current of the cell.
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...
Next Generation Science Storylines
How Can We Sense so Many Different Sounds from a Distance?
Dive into the mystery of sound waves! Scholars brainstorm questions about how sound travels and why different items make different sounds. They then conduct experiments to answer their questions.
Magic of Physics
Unit Converter I
Talk about a cool tool! Convert between units with the click of a mouse using a handy online resource. Enter the starting measurement and units for quantities such as torque, speed, and inertia, then sit back and relax while the computer...