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Roman, Harry T. – Technology and Engineering Teacher, 2018
Like scientists who keep lab notebooks detailing their experiments, inventors keep invention notebooks that chronologically detail the inception, development, and refinement of their inventions. These notebooks are legal documents that can help prove one inventor's precedent over another. Scenarios like these are very real, as the author has had…
Descriptors: Student Journals, Intellectual Property, Middle School Students, High School Students
Roman, Harry T. – Technology and Engineering Teacher, 2014
Traffic lights are an important part of the transportation infrastructure, regulating traffic flow and maintaining safety when crossing busy streets. When they go awry or become nonfunctional, a great deal of havoc and danger can be present. During power outages, the street lights go out all over the affected area. It would be good to be able to…
Descriptors: Traffic Safety, Lighting, Transportation, Motor Vehicles
Roman, Harry T. – Technology and Engineering Teacher, 2014
Roadways are literally soaked with petrochemical byproducts, oils, gasoline, and other volatile substances that eventually run off into sewers and end up in rivers, waterways, and other undesirable places. Can the roads be cleaned of these wastes, with their proper disposal? Can vehicles, robots, or other devices be designed that could be driven…
Descriptors: Sanitation, Wastes, Fuels, Motor Vehicles
Roman, Harry T. – Technology and Engineering Teacher, 2013
Clothing is influenced by many factors, trends, and social happenings. Much of what is worn today had utilitarian roots in the past. In the activitiy presented in this article, students will have the opportunity to redesign clothing for new trends, in this case, the explosion of handheld electronic devices.
Descriptors: Handheld Devices, Clothing, Influence of Technology, Design Crafts
Roman, Harry T. – Technology and Engineering Teacher, 2013
This article invites teachers to let their students' imaginations soar as they become part of a team that will design a whole new kind of living technological museum, a facility that celebrates the world of infrastructure. In this activity, a new two-story building will be built, occupying a vacant corner parcel of land, approximately 150…
Descriptors: Museums, Imagination, Building Design, Structural Elements (Construction)
Roman, Harry T. – Tech Directions, 2011
Build-up of static electricity happens readily when the air is cold and dry and is a common part of life. There are lots of ways to make students aware of static electricity--and many things one can teach them about its applications in today's industry. In this article, the author describes examples and experiments that will bring static…
Descriptors: Hands on Science, Energy, Science Experiments, Scientists
Roman, Harry T. – Tech Directions, 2011
Lots of engineering thinking can be involved in crushing things. As an example, engineers spend a great deal of time designing crush-proof packaging for delicate equipment and packing materials for items that must be stored or shipped. This article presents an activity wherein students can begin to appreciate the technology behind the engineering.…
Descriptors: Student Research, Engineering Technology, Science Activities, Physics
Roman, Harry T. – Tech Directions, 2012
When engineers design heat-pump-based geothermal heating systems for homes and other buildings, they can use coil loops buried around the perimeter of the structure to gather low-grade heat from the earth. As an alternative approach, they can drill well casings and store the summer's heat deep in the earth, then bring it back in the winter to warm…
Descriptors: Heat, Climate Control, Experiments, Engineering Education
Roman, Harry T. – Technology and Engineering Teacher, 2014
Biomedical and robotic technologies are merging to present a wonderful opportunity to develop artificial limbs and prosthetic devices for humans injured on the job, in the military, or due to disease. In this challenge, students will have the opportunity to design a store or online service that specifically dedicates itself to amputees. Described…
Descriptors: Engineering Education, Robotics, Biomedicine, Online Vendors
Roman, Harry T. – Tech Directions, 2011
Using two cardboard boxes, a light bulb socket, light bulbs of varying wattage, a thermometer, and some insulation, students can learn some interesting lessons about how heat loss occurs in homes. This article describes practical experiments that work well on units related to energy, sustainable energy, renewables, engineering, and construction.…
Descriptors: Science Activities, Energy, Heat, Energy Conservation
Roman, Harry T. – Technology and Engineering Teacher, 2013
This article encourages students to think multidimensionally and in a multidisciplinary fashion with this challenge, and choose a team that can support this kind of thinking. Presented is a challenge in which a major home improvement company makes tools and accessories for use by experienced and new homeowners. This company would like to provide…
Descriptors: Creative Thinking, Creative Activities, Creativity, Teamwork
Roman, Harry T. – Tech Directions, 2012
Engineers often measure temperature for a wide variety of applications and assessments. This article describes how STEM educators can use thermometers or temperature sensors to help students understand how heat disperses through fluids, both air and water. It also provides hands-on learning about air and water heating systems. (Contains 4 figures.)
Descriptors: Heat, Kinetics, STEM Education, Hands on Science
Roman, Harry T. – Tech Directions, 2004
Over the past 25 years, the author has had the opportunity to study the subject of solar energy and to get involved with the installation, operation, and testing of solar energy systems. His work has taken him all over the United States and put him in contact with solar experts from around the world. He has also had the good fortune of seeing some…
Descriptors: Energy, Energy Education, Power Technology, Hands on Science
Roman, Harry T. – Tech Directions, 2004
Invention offers many benefits as a unit of study. It teaches valuable process, subject integration, and critical thinking skills. It is especially relevant to American history. Over 60 percent of the annual growth in U.S. gross national product comes from technological advances. Technology is the cardiovascular system of the U.S. economy.…
Descriptors: United States History, Thinking Skills, Intellectual Property, Critical Thinking