Engineering
K7-42: BARRICADE FLASHER
Category: K7 RLC Circuits
Purpose:
Demonstrate a barricade flasher circuit.
K2-47: SPEEDOMETER MODEL
Category: K2 Electromagnetic Induction
Purpose:
Demonstrate operating principle of some speedometers.
J7-31: VISIBLE HARD DRIVE
Category: J7 Magnetic Materials
Purpose:
See what the guts of a fixed magnetic drive look like.
F5-31: MAGNUS EFFECT - FLETTNER'S SHIP
Category: F5 Forces in Moving Fluids
Purpose:
Demonstrate the Magnus effect.
G1-54: MASS'S DOUBLE PENDULUM
Category: G1 Simple Harmonic Motion
Purpose:
Demonstrate the transition of potential energy into energy of oscillation of the pendulum, and the operation of an escapement.
F4-53: ARCHIMEDES' SCREW
Category: F4 Fluid in Motion
Purpose:
Demonstrate a pump mechanism invented by Archimedes.
F4-51: VACUUM PUMP MODEL
Category: F4 Fluid in Motion
Purpose:
Illustrate how a mechanical vacuum pump works.
F2-12: HOT AIR BALLOON
Category: F2 Buoyancy
Purpose:
Show that hot air is less dense than cold air by operating a hot air balloon.
F1-14: PISTON DIAMETER VS TRAVEL - WORKING MODEL
Category: F1 Pressure in Static Fluids
Purpose:
Show that with an incompressible fluid the bigger piston moves more slowly than the smaller piston.
F1-11: HYDRAULIC PRESS
Category: F1 Pressure in Static Fluids
Purpose:
Demonstrate dramatically Pascal's Law and the large forces attainable using hydraulic systems.
D4-21: SHIP STABILIZER
Category: D4 Gyroscopes
Purpose:
Demonstrate how a gyroscope can stabilize the rocking of a ship.
D2-12: TOPPLING CHIMNEY
Category: D2 Moment of Inertia
Purpose:
Demonstrate how a toppling chimney breaks up.
B4-14: ELASTIC LIMIT OF WIRE
Category: B4 Elasticity
Purpose:
Demonstrate the variation in tensile strength with wire diameter.
E2-42: TELESCOPE MODEL
Category: E2 Astronomy
Purpose:
Show how a telescope can view any point in the sky using a universal mount.
B1-16: CORBELED ARCH
Category: B1 Center of Mass Statics
Purpose:
Illustrate how the center of mass affects the stability of an arch
A2-32: HEIGHT MEASUREMENT BY TRIGONOMETRY
Category: A2 Mathematics
Purpose:
Determine the height of a student using trigonometry
A1-43: CROSSING RODS
Category: A1 Basic Materials and Measurement
Purpose:
Visualize three-dimensional figures
A1-42: DRAWING PUZZLE - HALF CUBE
Category: A1 Basic Materials and Measurement
Purpose:
Visualize three-dimensional figures
A1-41: DRAWING PUZZLE - INTERSECTING RODS
Category: A1 Basic Materials and Measurement
Purpose:
Visualize three-dimensional figures
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B1-01 CENTER OF MASS - DISC SECTION
Demonstrate finding center of mass for an irregularly-shapped object Read More
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B1-02: CENTER OF MASS - LEANING TOWER
Demonstrate the effect of center of mass location Read More
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B1-03: CENTER OF MASS - LEANING TOWER ON INCLINED PLANE
Demonstrate equilibrium when its center of mass is above its base Read More
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B1-04: Center of Mass - Brass Barbell
Demonstrate stable equilibrium when supported at center-of-mass Read More
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B1-05: CENTER OF MASS - PLUMBER'S HELPER
Locate the center of mass of an irregular object Read More
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B1-06: Double Cone - Large
Demonstrate a center-of-mass paradox Read More
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B1-07: DOUBLE CONE - SMALL
Demonstrate a center of mass paradox Read More
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B1-08: STATES OF EQUILIBRIUM - CONE
Illustrate stable, unstable, and neutral equilibrium Read More
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B1-09: CENTER OF MASS - TRIANGLE
Demonstrate the process of locating the center of mass Read More
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B1-11: BALANCE MAN
Illustrate stable equilibrium Read More
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B1-12: CENTER OF MASS - HINGED STICK PARADOX
Illustrate the center of mass in a surprising way Read More
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B1-13: CENTER OF MASS - FORK AND SPOON ON TOOTHPICK
Illustrate the center of mass in a surprising way Read More
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B1-14: CENTER OF MASS - BOTTLE
Illustrate the center of mass in a surprising way Read More
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B1-15: TOPPLING CYLINDERS
Illustrate stable and unstable equilibrium in a surprising way Read More
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B1-16: CORBELED ARCH
Illustrate how the center of mass affects the stability of an arch Read More
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B1-17: CENTER OF MASS - STICKS
Illustrate the center of mass in a surprising way Read More
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B1-18: Center of Mass - Soda Can and Water
Show how moving the center of mass of an object changes how it balances. Read More
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B1-21: BALANCE BEAM - VARIATION ON THE TIGHTROPE WALKER
Show how arms or a pole are used to obtain greater stability Read More
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B1-22: CENTER OF GRAVITY USING TEETER TOTTER
Determine the center of gravity of the human body Read More
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B1-24: CENTER OF MASS - CARTS ON BALANCE BOARD
Show that the center of mass may remain at rest during motion within the system Read More
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