US Environmental Protection Agency
Water Purification by Evaporation and Condensation
This easy-to-perform demonstration shows students how the water cycle, specifically the processes of condensation and evaporation, purifies Earth's water supply. Just mix up some water, dirt, and gravel in a glass bowl, place a cup in...
Exploratorium
Magnetic Suction
Drive an electric current through a coil of wire and show how it can pull a nail right into its core. This vivid demonstration exhibits the electromagnetic field. Consider also showing your class a few of the devices that make use of...
Exploratorium
Hot Spot
Not only does a concave mirror focus light waves, it can also concentrate infrared radiation into a hot spot. If you have a small electric heater and such a mirror, demonstrate this for your physical science class.
Exploratorium
Geyser
Although it requires a little extra preparation the first time you use this geyser demonstration, it can be used repeatedly once it has been constructed. This demonstration is useful in showcasing how heat leads to increased pressure and...
Exploratorium
Corner Reflector
If you set up a triad of mirrors into a corner figuration, they act as a kaleidoscope, bouncing light waves back and forth indefinitely, changing the light that your eyes perceive. Although the materials required are very specific and...
Exploratorium
Water Sphere Lens
With a Florence flask or fishbowl, make a double convex lens and use it to examine an image. Because of the refraction, the image will be inverted. A simple explanation is provided here for you to share with your class as they...
Exploratorium
Magnetic Pendulums
Passing a copper wire coil through a magnetic field influences another coil to also sway. It is with this demonstration that you can teach your physical science fans about electromagnetism. Note that the assembly requires about an hour,...
Exploratorium
Whack-a-Stack
Go wild as you hit a stack of wooden blocks to demonstrate Newton's first and second laws of motion. The blocks at the top of the stack stay put as you knock one at a time out of the bottom. Note, however, that you will need to visit a...
Exploratorium
Far Out Corners
Construct a three-dimensional optical illusion when your class is exploring vision and how the eye and brain work together. Three concave corners are mounted inside of a black box, but as a light is shined upon them, they appear to be...
Exploratorium
Depth Spinner
Put a new twist on your collection of optical illusion activities. Affix the linked printable spiral to a drill, record player, or some other rotating tool. Have learners stare at the spinning disk for only 15 seconds and then look away....
Exploratorium
Circles of Magnetism IV
Hang a strip of foil on a stand and form a loop out of it. Then attach the clips of a battery-operated circuit to the loop to see its sides repel each other. This simple demonstration is applicable and easy to add to your lecture on...
Exploratorium
Bubble Suspension
Create a cushion of carbon dioxide gas to float some soap bubbles on. Many concepts can be demonstrated through this activity:
Carbon dioxide gas is more dense than air
Bubbles are semipermeable, allowing only carbon dioxide to diffuse...
PBS
Breaking it Down
After challenging themselves to correctly choose the form of erosion and length of time required for a given landform to develop, earth science class members model mechanical and chemical weathering with various lab demonstrations over...
Time Warp Trio
My Big Fat Greek Olympics
The Olympic Games are indeed a significant and far-reaching cultural component in our international community today, but from where do they originate? Where do our traditions stem from, and how do we choose the sports that constitute...
MEDL Mobile Enterprises
Marlee Signs
Start communicating in American Sign Language with this handy app. Made up of a series of video clips, the app makes it easy to begin really saying something with your hands.
Curated OER
Henna Hand Designs Art Lesson: Make a Unique Self-Portrait
Explore the art and cultural significance of henna hand designs. You engage the class by providing background information that describes who, what, where, when, and why henna designs are used. Then, the class uses the included templates...
National Geographic
Mapping the Shape of Everest
With Mount Everest as the motivator, your earth science class learns about topographic maps. Begin by showing a film clip from The Wildest Dream: Conquest of Everest, featuring fearsome virtual imagery of a path up world's tallest peak....
Computer Science Unplugged
Harold the Robot — Thinking About Programming Languages
Get young programmers thinking about programming languages with an activity that asks class members to craft directions for one person (teacher, another adult, or a class mate) acting as a robot. Participants direct the robot to...
Computer Science Unplugged
Sharing Secrets—Information Hiding Protocols
Did you know that you can find the average age of a group of people without anyone having to real their age? This resource provides directions for way to do just that. After the activity, class members read a short passage that provides...
Computer Science Unplugged
Phylogenetics
Introduce your class to the concept of creating phylogenetic trees by playing a game of Telephone. Participants create a mixed-up message and through the use of distance matrices, the evolution of the message is recreated.
ESL Kid Stuff
Past Tense Activities - Regular Verbs
Here is a supplemental lesson plan regarding past tense verbs for English language learners that is a great tool for the classroom when you are teaching grammar exercises.
NSW Department of Education
Relationships Between Formal Measurement Units: Measure and Record Mass in Kilograms and Grams
Teach the masses about the metric system with this hands-on measurement lesson. Given a fruit or vegetable, learners estimate, measure, and convert its mass using the metric units gram and kilogram.
Oglebay Institute
Post-Impressionism: Mosaic Still-life
A still life with tissue paper? Why not! Using Paul Cézanne's art as inspiration, learners create their own still life pictures by gluing various colors of tissue paper onto a paper or pattern.
Oglebay Institute
Post-Impressionism: Pointillism
How can little dots in two colors make a third color? Experiment with pointillism and color mixing with a series of activities. After viewing paintings by Seurat and watching a teacher demonstration, pupils create samples of three...