Exploratorium
Diffraction
Kindle knowledge of how light travels by using this activity in your physical science curriculum. By setting up a candle flame or flashlight bulb and viewing it through a slit, observers of light see evidence of its wave characteristic....
Exploratorium
Blue Sky
Use a container full of water as a prism and show that as light is bent, the individual colors from different wavelengths become visible. This explains why the sky appears to be blue midday, and why as the sun nears the horizon, it looks...
Exploratorium
Blind Spot
A small card with a dot and an X is held at arm's length and used to show youngsters where their blind spot is. This illuminating little activity is a compact addition to your lesson on the structure of the eye as it explains the part of...
Exploratorium
Balancing Ball
Demonstrate lift to the class that is studying aerodynamics. In the stream of air produced by a blow dryer, little physicists place a wad of tissue paper and a spherical figure to compare. Or, if you have a vacuum cleaner and beach ball,...
Exploratorium
Balancing Stick
Have some physical science fun when studying the center of gravity or center of mass. Simply have balancing artists stand a dowel on one finger and keep it from falling over! A lump of clay is added and moved up along the dowel over a...
Institute of Electrical and Electronics Engineers
Dispenser Designs
After reading about the history of tape dispensers, learners compare and contrast different dispenser designs. Next, teams work within budgetary and time constraints to design a better dispenser. When finished, each engineer reflects on...
Blogger
Problem Solving Strategies
Eight mini-posters remind your math class of strategies to try when attacking a problem. Print each one on a different brightly colored piece of paper, laminate, and post in your classroom for year-long reference. Strategies...
Texas State Energy Conservation Office
Cost-Effective Buying
Middle school energy experts read about the relationship between energy use and cost-efficiency. Then they work through a couple of scenarios to determine which approach is more cost-effective.
Texas State Energy Conservation Office
Fueling the Future
Future mechanical engineers and automotive technicians read about various solutions to using gasoline in cars. Included are electric, fuel-cell-powered, and hybrid vehicles.
NASA
Hurricanes and Hot Towers with TRMM
Take cover because a wild presentation on hurricanes is about to make landfall in your classroom! An outstanding PowerPoint presentation is the centerpiece of this lesson. Not only does it provide information and photographs, but several...
Scholastic
Study Jams! Units of Measurement
As Mia and RJ discuss measurement, your class is introduced to the customary and metric systems for measuring mass, capacity, weight, and length. Temperature scales are also introduced. This resource can help set the foundation for later...
Scholastic
Study Jams! Newton's First Law: Inertia
Give your class some inertia with a far out video and multiple-choice questions about Newton's first law of motion. Several examples are given in an animated feature in a style that upper-elementary learners will enjoy.
Scholastic
Study Jams! Multiplication of Decimals
How do you handle a decimal point when it appears in a multiplication problem? The answer is explained with a captivating and interactive slide show.
Texas State Energy Conservation Office
Investigation: Blowing in the Wind
Using a simulated air sample, environmental or earth science pupils examine the components. You will need to prepare the faux air by using a hole punch and various colors of construction paper. Each color will represent a different...
Texas State Energy Conservation Office
Investigation: Tour de Texas
Teams of Texas tourists gather into groups to analyze what they can do with $50 worth of an alternative fuel. They write checks, keep a balance sheet, and map out their sight-seeing route taking into consideration the location of...
Exploratorium
Afterimage
To illuminate how afterimage occurs, create a star, square, or other geometric-shaped light for learners to look at for 30 seconds. Then, have them explain what they see as they shift their focus to a blank wall. A full explanation of...
Texas State Energy Conservation Office
Investigation: Acceleration
Take a look at acceleration within the context of automotive technology. They vary the mass on a toy car and run it down a ramp, exploring Newton's second law of motion. Though this is a classic lab activity, you will appreciate the...
Texas State Energy Conservation Office
Nuts! Calculating Thermal Efficiency
Oh nuts! Do macadamias or almonds produce more thermal energy? Energy enthusiasts find out with this experiment. The objective is to demonstrate to your class how the chemical energy contained in foods can be converted into useable...
Texas State Energy Conservation Office
Investigation: Crank It Up!
Following this procedure, eager engineers construct a working model of a piston system, similar to that in an internal combustion engine. Perfect for STEM or automotive technology classes, the activity comes complete with analysis and...
Texas State Energy Conservation Office
Investigation: Gas Laws in Action - Propane
Using helium as an example of propane, physical science middle schoolers experiment with and graph the relationship between temperature and volume in gases. In a whole-class demonstration, they show how molecules behave under different...
Texas State Energy Conservation Office
Investigation: Conservation of Energy
By rolling marbles down a six-foot length of track, physical scientists determine how much energy is lost to heat. It is recommended that you opt for the foam pipe insulation track because more friction slows the marble, allowing...
Texas State Energy Conservation Office
Investigation: Oil Recovery
Energy conservers investigate gravel size to discover if it impacts the amount of oil recovered in the extraction process.
Texas State Energy Conservation Office
Investigation: Chemical Models
Science teams make models of four different hydrocarbon compounds that we commonly use for fuel. Then they demonstrate chemical reactions that result when energy is produced. This can be used as an enrichment when your class is studying...
Texas State Energy Conservation Office
Are Your Computers Wasting Energy?
After reading about the amount of energy that is used to power a personal computer, learners take a look at their own computer use and therefore, their energy consumption. They do this through a series of questions and computations on...