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Interesting, engineering, ideas, updates #e4k

cable car

cable car – pulled along a fixed track by a moving steel cable. The power to move the cable was … More

crayons

crayon – a stick of colored wax, charcoal, chalk or other material used for writing or drawing. There are also … More

CPALMS

CPALMS is an online toolbox of information, vetted resources, and interactive tools that helps educators effectively implement teaching standards. It … More

burglar alarm

Do It Challenges for you to work on… Burglar Alarm – Stop, thief! Nobody will go unnoticed with this clever … More

Boeing 314 Flying Boat

Boeing 314 Flying Boat – Pan American Airways long-range aircraft. In February1936, Pan Am asked aircraft manufacturers for competitive bids … More

Boeing B-29 Superfortress

Commemorative Air Force Women Airforce Service Pilots (WASP) – civilian female pilots, employed to fly military aircraft under the direction … More

bronze age

Diffusion of metallurgy in Europe and Asia Minor. The darkest areas are the oldest. Bronze Age – a period characterized … More

brain imaging technology

Meet the people in brain imaging technology Katrin Amunts (video 3:54) is helping to map one of biology’s greatest conundrums: … More

bobsled

Do It Challenges for you to work on… Design and build a bobsled to compete in the Olympics or race … More

board games

History The First Board Game (5000 BC) – Most people don’t realize board games are actually pre-historic, meaning we had … More

biomaterial

Biomaterials – any matter, surface, or construct that interacts with biological systems. Biomaterials science encompasses elements of medicine, biology, chemistry, … More

bionic arm

A bionic arm combines robotics, biotechnology, and electronics to recreate the functions of the human arm. Advances in bionics can … More

biplane

Biplane – a fixed-wing aircraft with two main wings stacked one above the other. The first aircraft to fly, the … More