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...
Teach Engineering
What Floats Your Boat?
Clay's as good a material as any to build a boat, right? An introductory instructional activity sets the stage for two activities associated with buoyancy. The first involves building boats out of clay, while the second uses these boats...
Curated OER
We're Off To the Races!
Second graders use a magnet to "race" objects from one side of a racing track to another. They predict what the results are, then run the race. Pupils sort and graph which items were successfully moved, they attempt to race again. This...
Pingry School
The Gelation of Guar Gum with Borax
Some of kids' favorite toys are the products of science experiments. Scholars follow precise measurements to mix and create their own slime and Play-Doh. They observe the changing textures and the chemical reactions throughout the...
Teach Engineering
Strength of Materials
Pupils examine a stress-strain diagram that compares the advantages and disadvantages of the two common bridge building materials, concrete and steel. The also consider the factors that influence the materials builders choose for their...
Curated OER
Madame Marie Curie & The Science of Radioactivity
A student-created, yet comprehensive 37-slide presentation on the life and contributions of Marie Curie awaits your upcoming chemists! With plenty of photographs, this resource introduces the woman who is responsible for our early...
Virginia Department of Education
Acid-Base Theory
Litmus paper, why so blue? A chemistry lesson includes a pre-lab activity, practice calculating pH, an experiment measuring the pH in acids and bases, a titration demonstration, and a titration experiment.
Virginia Department of Education
Soap, Slime, and Creative Chromatography
Do you think chromatography paper suffers from separation anxiety? Young chemists make soap, slime, silly putty, and experiment with chromatography in this lesson. The material includes clear instructions for each experiment along with...
Teach Engineering
Surface Tension Lab
What constitutes a good soap bubble? In the second installment of a nine-part series, scholars apply their understanding of surface tension to soap bubbles. They experiment to determine the best solutions to use for the...
Beyond Benign
Breaking the Tension
The tension builds as learners experiment in your classroom. The 17th installment in a 24-part series has scholars investigate the concept of surface tension. After discovering characteristics of surface tension, they add a compound...
Curated OER
Metalloids
Middle schoolers discuss metalloids, their use as semiconductors, and their impact on the computer industry. They work in groups to create a visual timeline showing the evolution of the computer.
Curated OER
Learning Outcomes
In this science worksheet, learners explore the learning outcomes for a unit on chemical reactions. Students define 60 vocabulary words and answer a list of questions for each topic.
Curated OER
Magnets Challenge
In this magnets worksheet, students read 11 definitions that pertain to magnets. From four choices, students choose the word that matches each meaning.
Curated OER
How to Think Like a Scientist
Fifth graders study the scientific method and understand how to apply it. In this "thinking like a scientist" activity students complete several activities.
Curated OER
Will It Sink Or Float?
Have your class predict whether objects will sink or float in water. Learners consider a data table of mass, volume and whether the object sank or floated. They develop an evidence-based explanation for the results.
Intel
Prototyping
I need something to test. The three sessions in this instructional activity have individuals build and test a prototype of their design. The first two sessions are devoted to prepping for the prototype by drawing up specifications and...
Curated OER
Crash Test Dummies
Fifth graders are introduced to Newton's First Law of Motion. In groups, they describe the differences between balanced and unbalanced forces. They participate in experiments that demonstrate how equal and opposite forces act upon...
Curated OER
Simplicity of Electricity
Students examine how to make an electrical circuit. They listen to a teacher led discussion, design a switch to control a circuit, and construct a signaling device.
Curated OER
To Float or Not to Float - A Lesson on Density
Students observe and experiment with the concept of density. This is done using a simple experiment that helps them to apply scientific principles of observation and proving a hypothesis.
Curated OER
Totally Trivial - "A"
High school students can hone their research skills by utilizing the Internet to find the answers to the trivia questions presented in this on-line worksheet. All sorts of questions are posed: everything from questions about famous...
Curated OER
The Structure of the Periodic Table
In this chemistry worksheet, students select the best answer for 26 multiple choice questions from the drop down box. They describe how elements are arranged in the periodic table.
Curated OER
Periodic Table of Elements
Beginning chemists examine a collection of elements and compounds as they are introduced to the periodic table. The lesson plan is not cohesive and does not provide detailed instructions on how to teach it. However, it does includes a...
Texas Instruments
Measuring Air Pressure Lab
Your class can investigate the weather through an experiment. In this chemistry lesson, learners collect data on air pressure and relate it to the weather. They collect data with the TI containing a barometer probe.