Science

Clear DVD layers Brass axles Designed to travel 5-15 meters (16-49 feet) more than CD wheels DVD layers have less air-friction than normal CD wheels. Four clear DVD layers. Eight DVD/CD spacers. Brass axle tubing. Four thrust bearings. Axle hook. Kevlar string. Step by step instructions. This is the DVD Layer & Axles Set from Doc .....
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Plastic construction, black in color. Twenty CD/DVD wheel spacers. This is the CD/DVD Wheel Spacer Set from Doc .....
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Paperback book Book covers how to get started with a mouse-trap car; motion; friction; inertia, force and acceleration; momentum; strength; center of mass; rotational inertia; energy and torque Book provides experiments and projects. One paperbackbook. This is the Doc Fizzix's Mousetrap Powered Cars & Boats by Alden J .....
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Great Gift Idea
Build 3-dimensional toy models with molded plastic parts and bendable steel parts which utilize the new screw/pin system for quick model building. In addition to building an interactive robot, you'll build a trike motorcycle and a futuristic crane. A battery operated power tool becomes the motor to provide motion to the finished models. Use the USB cord to download music and movements for the robot! Rubber tires. Full color, illustrated assembly guide. (3) Models. Assemble .....
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.. Our twin hull Tech Cat Catamaran will put seaworthy success into your earth science and technology curriculum. Quick to construct and fun to run, the Tech-Cat Catamaran has three different power sources - sail, airboat and surface drive for youto analyze. Discovering the concepts of floatation, thrust, velocity, torque and many others was never so much .....
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.. The Hydro racer is designed for racing fun! The sleek design is easy to assemble and assures good racing performance with lots of opportunities for experimenting. This kit features pre-cut wood components that self-align during assembly. Includes foam pontoons, electric motor, plastic prop and requires no soldering! Easy to decorate with acrylic paints or colored .....
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Rubber band powered. 1/8'' thick, laser cut balsa main body. 1/2'' thick, styrofoam hull. Black plastic propeller. Can be decorated with acrylic paints, colored markers or stickers. Illustrated assembly guide. (1) Aircraft. Build the Delta Dart with this Wooden Activity Kit from Midwest Products. Suitable for Ages 8 & .....
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Rubber band powered. 1/8'' thick, laser cut balsa fuselage. Pre-cut white foam wings and wing fins. Yellow plastic propeller. Can be decorated with acrylic paints, colored markers or stickers. Illustrated assembly guide. (1) Boat. Build the Pond Hopper with this Wooden Activity Kit from Midwest Products. Suitable for Ages 8 & .....
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Rubber band powered. 1/8'' thick, laser cut balsa fuselage. Pre-cut white foam wings and wing fins. Yellow plastic propeller. Can be decorated with acrylic paints, colored markers or stickers. Illustrated assembly guide. (1) Aircraft. Build the Stealth Flyer with this Wooden Activity Kit from Midwest Products. Suitable for Ages 8 & .....
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Rubber band powered. 1/8'' thick, laser cut balsa parts. Pre-cut wood dowels. Can be decorated with acrylic paints, colored markers or stickers. Illustrated assembly guide. (1) Catapult. Build a Catapult with this Wooden Activity Kit from Midwest Products. Suitable for Ages 8 & .....
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Rubber band powered. 1/8'' thick, laser cut balsa fuselage. 1/32'' thick balsa fins. Yellow plastic propeller. Metallic foil streamer. Can be decorated with acrylic paints, colored markers or stickers. Illustrated assembly guide. (1) Aircraft. Build the Space Explorer with this Wooden Activity Kit from Midwest Products. Suitable for Ages 8 & .....
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Rubber band powered. 1/8'' thick, laser cut balsa parts. Pre-cut wood dowels. Can be decorated with acrylic paints, colored markers or stickers. Illustrated assembly guide. (1) Vehicle. Build a Dragster with this Wooden Activity Kit from Midwest Products. Suitable for Ages 8 & .....
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.. The big brother to our Shoebox R.O.G., Right Flyer has cambered airfoil wings and a low thrust line for high performance. It qualifies for current national competition, .....
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.. The Flip Glider features wing tip dihedral for stability, and airfoil that you can sand to shape for optimal lift. This kit may be easily converted to an outdoor catapult launched .....
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.. Great for outdoor flying with longer flight duration, stronger framing, movable / removable wing for center of gravity experiments. The Super Delta Dart is a step up from our classic Delta Dart .....
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.. Still the best model for first time builders; our Delta Dart can now be built using glue sticks in conjunction with white glue for a faster, easier and cleaner project. The Delta Dart can either be flown indoors or .....
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.. The Shoebox R.O.G is a rubber powered flying laboratory designed to make long duration flights of up to one minute, indoors! Concepts of aerodynamic efficiency, weight management, energy management, and the effects of torque are discovered enthusiastically by your students. In addition, the Shoebox R.O.G. qualifies for current national .....
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.. The Easy Spin is a hands-on interactive teaching device that allows students to better understand the relationships between pitch and lift. Easy Assembly - nothing to cut or glue. Easy to Decorate - just use markers. Flies indoors or .....
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Also includes a history of the Wright Brothers - provided by the Wright Brothers Aeroplane Company.. This helicopter was the ''The Wright Inspiration''. It was given to the Wright Brothers when they were 8 and 12. The helicopter, and their fascination with powered flight, held Wilbur and Orville's interest as they continued on their journey into the invention of flight. The Wright Bat features Rubber band powered. It assembles in minutes with no cutting or gluing. It also .....
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.. How can a mousetrap power a vehicle? What is friction and how can it be managed? How is energy stored? How is speed calculated? You can ''Build the Answers'' with mousetrap racing. You can also learn faster and retain more with hands-on activities that challenge the senses. Designed, manufactured and refined based on years of classroom testing and teacher input. Use the mousetrap racer as a hands-on supplement to teach power and transportation. You can also custom paint .....
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.. The Rubber Racer features a simple rubber motor drive and variable traction ballast for hours of hands-on discovery and racing fun! It's power is supplied by a 1/16'' Rubber Strip. Its robust design has our unique die-cut puzzle piece construction that can be assembled in minutes using a hot glue gun. Contains easy-to-follow .....
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An operating, scale model replica of The Jefferson Street Bridge located in Joliet, Illinois. This is 1 of 4 Bascule bridges that cross the Des Plaines River. Precision laser cut wood parts. Adjustable counter weight and roller platform. Includes all hardware. Can be painted with acrylic paints. This kit is quick and easy to build, while also teaching physics and engineering. Illustrated assembly guide. (1) Bridge Leaf. This is a 1;130 Scale Lift Bridge Construction Kit by .....
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The electronic robot to be assembled in this kit is a simple one and will show you how larger and more complicated robots function and behave. Trimmer and on/off switch. This robot moves around searching for any metal object. When it finds metal, it stops, buzzes and a small light glows. 2 mechanical arms; - The Twin Writer - Long Arm w/Magnet Durable plastic body shell. Detailed instructions provided. (1) Robot. This is the Boy Scouts of America Treasure Finder Kit. .....
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Build a real working AM/FM radio that requires no batteries or an electrical outlet! You'll generate your own electricity with a hand-crank! Electricity generated by the hand crank gets stored in a rechargeable battery pack. Pre-assembled circuit board inside the durable plastic readio shell. Tuner, volume control and power switch. Detailed assembly and operation guide. (1) Radio. Screwdriver. This is the NSI Smithsonian Emergency Radio Suitable for Ages 8 & .....
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Build a unique-looking, motorized robot bug. Transparent purple plastic body shell. Pre-assembled PCB board. Different resisters assembled to the PCB board will produce different speeds; 5 ohm - fast 15 ohm - medium 30 ohm - slow The bug's eyes are light sensors. When light shines into the eyes the bug will begin to operate. Move the light around to move the bug in different directions. Detailed assembly and operation guide. (1) Bug Body. (1) Motor. (1) PC Board. (3) .....
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Build your own Roboarm Learn the basic principles of robotics Dual control sticks let you maneuver in all directions Command the Robo-arm to grab, release, lift, lower, rotate wrist and pivot a full 360 degrees. One mechanical robot arm. One mechanical robot arm base. One communication station. Three screws. Detailed instructions. This is the Smithsonian Roboarm Kit from NSI. For Ages 8 and .....
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Build your own motorized jet engine Learn the basic principles of jet engines and flight You control the jet after it is built More than 50 parts to assemble. One Smithsonian Jet Works kit. This is the Smithsonian Jet Works Kit from NSI. For Ages 8 and .....
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This battery operated model engine has internal and external moving parts. Spark plugs fire, valves move, and pistons drive the crankshaft just as they would in a real engine. This is a model of a 4-cylinder engine. The engine also displays lightsand sounds. It's a screw-together model that's fun and easy to build. Your engine will display such parts as; timing wheel, water pump, fan belt, carburetor, intake manifold, dip stick, drive module, rocker arm, crankshaft pulley, .....
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This kit is from the Jr. Science Series which is designed for the first time experimenters with little or no experience at all. Powered by a mini solor cell, this crab will demonstrate alternative energy principles! All 8 legs move. High density plastic parts. Easy-to-assemble with no batteries and tools required! Illustrated assembly guide. (1) Solar Model. The Walking King Crab is a Mini Solar Robot Kit by OWI Suitable for Ages 10 & .....
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