Twelfth graders investigate the refractive index of water. In this physics lesson, 12th graders explain the operation of laser. They write a lab report about the activity.

Students explain how laser security systems work.  In this security system design lesson students create a presentation of their system that they designed. 

Students examine the properties of lasers and research their types and uses.  In this laser lesson students view several demonstrations.

Students review some basic biology by talking about how the eye works. They cover the concepts behind laser surgery as a treatment for saving sight. They begin to recognize the overlap of disciplines (physics and biology) required for...

Pupils explore the use of lasers. In this "lasers" science and career education lesson, students search the Internet to find uses for lasers and make a list of companies that use or produce lasers. Pupils complete a lasers and making...

Fifth graders explore electromagnetic waves and light. In this light lesson, 5th graders draw the parts of a wave of the electromagnetic spectrum. They compare a flashlight to a laser to see how the light looks when shined through...

Eleventh graders explore the different steps in the engineering process. In this physics lesson, 11th graders design an experiment based on topic given. They prepare a presentation and share it with the class.

Students study holographs.  In this laser holography lesson students make a laser holograph and understand why it works.  This can be done as a class.

Sixth graders use a laser along with computer microphone probeware and the appropriate software, 6th graders determine the speed of rotating objects.An audio amplifier is connected to a solar cell to change the laser light signal into a...

Students study attributes associated with concept of fiber optics is done using a labmade fiber optic from clear molded gelatin. A variety of shapes can be cut and pieced together to form a conduit to transmit the laser beam by internal...

Learners construct equilateral triangles and a 'laser' triangle.  In this reflection instructional activity students build a retro-reflector using mirrors.

Middle schoolers develop an invisible security system to protect a mummified troll.  In this security system lesson students view a portion of Mythbusters and begin their challenge.

Physics lab groups finagle with laser lights to determine the critical angle of refraction for both water and Lucite. Because there are no detailed steps or an answer key for this enlightening exercise, an inexperienced physics...

Learners explore the use of various new handheld electronic devices in schools, and assess the appropriate use of each. They present research to school administrators for possible use in the development of new school policies.

Second graders investigate rice farming. In this farming equipment activity, 2nd graders discover what type of equipment is needed to get rice farms ready to plant. Students gain knowledge about what a combine does and how it is...

Gummy bears are tasty, but did you know they are also used to determine color and light properties? Use the activity as a way to demonstrate light absorption, light reflection, and refraction with high schooler....

Jell-O® can help model the transmission of light through fiber optic cables. Young scientists use the jiggly dessert to make a waveguide to transmit a laser beam from one point to another. Their models help them learn the function...

High schoolers investigate light behavior by conducting a series of experiments. In this physics lesson, students calculate the wavelength of the light source using an equation. They determine what color is produced when light of...

Class members use digital cameras, computers, laser printers, and booklet making supplies to create their own page for a class memory book.

Need to build a laser fence on Mars?  In this cute maximizing-area lesson plan, young explorers pretend to be prospectors on Mars and must determine the best way to use 20 meters of fencing in order to maximize their area. In...

Message sending has come a long way since the days of Morse code's dots and dashes. Young scientists study the research of optical physicist Anthony Johnson and his work in fiber optics, lasers, and the principle of total internal...

Students study the different types of light bulbs. In this exploratory instructional activity students complete several activities and create an electrical circuit.

How do robots assist ocean explorers in collecting data and images? The final installment in a five-part series has science scholars examine underwater images collected by robots and identify the organisms shown. Groups then calculate...

Students conduct an experiment to determine how hot air affect the path of laser. In this physics lesson, students explain why stars appear to twinkle at night. They discuss how light travels from space to Earth.