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AMERICAN EXPERIENCE, THE - Edison's Miracle of Light - Learn how electricity changed American life, and the world.
BUILDING BIG - Bridge Challenge - Design and build a bridge that spans a distance of 45 cm and can support the weight of a slowly rolling baseball.
BUILDING BIG - Build a Dam - Design and build a dam that blocks a river in a tub of wet sand using a variety of common materials.
BUILDING BIG - Build a Tunnel - Design and build a tunnel through a tub of sand without touching the sand with your hands, using a variety of common materials.
BUILDING BIG - Dome Challenge - Build a giant geodesic dome out of newspaper and predict how many magazines it will support.
BUILDING BIG - Forces Online Lab - Understand the relationship between force and compression, torsion, shear, and tension by studying roadways, bridges, and skyscrapers.
BUILDING BIG - Loads Lab - Learn about external forces that can act on a structure, including the weight of objects; soil settlement; thermal loads; earthquakes; wind gusts; and vibration.
BUILDING BIG - Local Wonders - Investigate big structures in their local communities and submit their findings to the "Building Big" Web site.
BUILDING BIG - Materials Lab: Tug-Of-War - Understand how different types of building materials will withstand compression and tension, and evaluate the costs and benefits of each type of building material.
BUILDING BIG - Shapes Lab: Straw Shapes - Learn about the relative strengths of rectangles, triangles, and arches as building/construction forms by applying forces to the sides and tops of each shape to see how it affects the stability of the structure.
BUILDING BIG - Skyscraper Challenge - What's the tallest tower you can build using only two sheets of newspaper?
FIRST MEASURED CENTURY - The Introduction and Diffusion of Household Technology - Research and develop a matrix describing the introduction and spread of common household items such as electricity, refrigeration and cell phones, from 1900 to 2000 in the U.S.
NOVA - Hitler's Lost Sub - Investigate weight and buoyant force as applied to submarines.
QUEEN VICTORIA'S EMPIRE - Inventions that Changed the World - Research the inventions tied to Britain's industrial revolution and the rise of the world economy.
SCIENTIFIC AMERICAN FRONTIERS - Battle of the Crazy Machines - Use simple machines in combination to win a design contest.
SCIENTIFIC AMERICAN FRONTIERS - International Design Contest - Evaluate the design of an everyday machine and make recommendations for improvement.
SCIENTIFIC AMERICAN FRONTIERS - It's a Kid's World: Speaking For Herself - Learn about communication methods used by the differently-abled, and design a desk for people with physical challenges.
SCIENTIFIC AMERICAN FRONTIERS - Robots Alive! Almost Human - Design a robot to complete a specific task.
SCIENTIFIC AMERICAN FRONTIERS - Robots Alive! Mazes and Squiggles - Write algorithms and design robot challenges.
SCIENTIFIC AMERICAN FRONTIERS - Sailing Therapy - Invent a device to assist the physically handicapped.
SCIENTIFIC AMERICAN FRONTIERS - Science of Sports: Speed Sailing - Invent a wind-powered land sailing vessel and test it on a number of courses.
SCIENTIFIC AMERICAN FRONTIERS - Will Robots Take Over? - Design a remote-controlled robotic explorer and a soft lander for space missions.
TESLA - How Do We Convert Electrical Energy Into Mechanical Energy? - Learn how electricity is converted to mechanical energy by studying simple motors.
