Tuning forks are an excellent tool for demonstrating the physical nature of sound. Simply hit the fork with a mallet and a steady tone will emanate. This fork comes in a plastic pouch and is a great addition to physical science classrooms.

Item 3630-06

$2.45

Use this tool to demonstrate color addition and colored shadows. The 3-colored light can be overlapped in any combination, showing color addition, complementary colors, color fatigue, and colored shadows. The 3 light sources of red, green, and blue are put into the base, and with the turn of the knob you can experiment with color combinations and color additions.
• Comes with a white screen for easy viewing

Item 3559-30

$56.25

POWER SUPPLY / ADAPTER ONLY (FOR GEOMETRIC OPTICS DEMO)

Item 5133-01A

$5.76

• AmSci Exclusive

LASER ONLY (FOR GEOMETRIC OPTICS DEMO)

Item 5133-01L

$22.73

• AmSci Exclusive

This handy, pen-sized blue-violet laser may be used as a pointer for experiments. It has a push-button switch to turn it on and off.
• Output power: <5 mW • Wavelength: 405 nm • Class IIIa • Comes with instructions and 2 AA batteries in a reusable gift box

Item 5134-10

$11.88

This power supply is specially designed to safely run spectrum discharge tubes of length approximately 10.25″ (260 mm). It is encased in a metal body and the device is spring-loaded with clips to connect the tubes securely.
• Comes with instructions
• US plug
• Dual voltage capability (110 V/220 V)
• RoHs and CE Certified

Item 3376-00D

$122.44

• AmSci Exclusive
• Best Seller
• Video Available

This disc uses a rotating hand-driven wheel to demonstrate that white light is composed of seven colors. It offers an active and exciting demonstration of the principles of light. The wheel is great for memorable classroom demonstrations!
• Constructed of sturdy metal

Item 9496-02

$20.00

This equilateral prism makes bright rainbows from sunlight or an artificial source like an overhead projector. The principles of refraction are clearly and simply illustrated.
• 4″ (100 mm) L x 3″ (75 mm) W

Item AR-520

$19.50

• AmSci Exclusive

This high-quality aluminum tuning fork delivers fine tones in 7 frequencies. It is useful for demonstrating the energy and vibration of sound. The tuning fork is a great addition to music classes as well as physics classes!
• Features adjustable weights for obtaining the following tones: C128, D144, E160, F170.7, G192, A213.3 and B240
• Scale letters are all clearly defined on stem
• 8″ (200 mm) L

Item 7120-40

$22.16

DIFFRACTION GRATINGS 100/2400

Item 4309-01

$17.07

DIFFRACTION GRATINGS 300/7500

Item 4309-02

$17.07

This product is individually crafted of forged steel. It’s stamped with the musical scale note sounded by the fork and the frequency at the base of the tine of each fork.
• Chrome
• Frequency: 128 Hz

Item 3620-02

$1.63

This product is individually crafted of forged steel. It’s stamped with the musical scale note sounded by the fork and the frequency at the base of the tine of each fork.
• Chrome
• Frequency: 256 Hz

Item 3620-04

$1.19

This product is individually crafted of forged steel. It’s stamped with the musical scale note sounded by the fork and the frequency at the base of the tine of each fork.
• Chrome
• Frequency: 320 Hz

Item 3620-08

$1.19

This product is individually crafted of forged steel. It’s stamped with the musical scale note sounded by the fork and the frequency at the base of the tine of each fork.
• Chrome
• Frequency: 384 Hz

Item 3620-12

$1.19