Strong plastic construction. These Buzzers are an essential electrical part for use in Physics electrical circuits and Sound experiments and other general lab use. Buzzer dia. 1.15" (29mm) x 0.58" (14.8mm) thick. Base 1.89" (48mm) long, with two holes 0.13" (3.48mm) dia. for mounting. Connecting wire 4" (100mm) long.
Strong plastic construction. These Buzzers are an essential electrical part for use in Physics electrical circuits and Sound experiments and other general lab use. Buzzer dia. 1.15" (29mm) x 0.58" (14.8mm) thick. Base 1.89" (48mm) long, with two holes 0.13" (3.48mm) dia. for mounting. Connecting wire 4" (100mm) long.
No tools needed, just curiosity, to make this powerful electric motor. And it's fun to use as it powers it's own motorboat. Battery not included.
No tools needed, just curiosity, to make this powerful electric motor. And it's fun to use as it powers it's own motorboat. Battery not included.
• Perfect for storing small emergency equipment such as first aid gear, flashlights, etc.
• Keep one in every classroom for easy access
• Made of 420-denier nylon
• Spacious, zippered main compartment
• Full wrap-around carry straps
• Fully adjustable shoulder strap
• Comes screened as shown
• Bag measures 18"L x 10" in diameter
Perfect for storing small emergency equipment such as first aid gear, flashlights, etc. Keep one in every classroom for easy access. Bag is made of 420-denier nylon and feature full wrap-around carry straps as well as fully adjustable shoulder straps. Spacious, zippered main compartment. Comes screened as shown. Bag measures 18"L x 10" in diameter.
By touching two metal strips simultaneously your body becomes a path for charged molecules to complete a circuit. Result: the ball glows brightly. Works with several people creating the path. When opened, the energy ball reveals a working circuit for insight into the world of computers.
This 60" plastic tape has inches on one side and centimeter/ millimeter scale on the other.
This 60" plastic tape has inches on one side and centimeter/ millimeter scale on the other.
Standard Conical shaped flasks, in seven sizes, borosilicate (heat resistant) glass, marked with graduations for approximate volumes, used in the laboratory for mixing, storing and heating of liquids. Stopper Size: 1 (not included)
Standard Conical shaped flasks, in seven sizes, borosilicate (heat resistant) glass, marked with graduations for approximate volumes, used in the laboratory for mixing, storing and heating of liquids. Stopper Size: 1 (not included)
Porcelain. Glazed inside and outside except bottom outside surface.
Porcelain. Glazed inside and outside except bottom outside surface.
Porcelain. Glazed inside and outside except bottom outside surface.
Porcelain. Glazed inside and outside except bottom outside surface.
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
This Revolutionary "pealess" design produces louder, more intense sound. Cuts through crowd noise and can be heard over long distances. Includes adjustable neck strap.
Box of 100, Smooth. Medium Flow rate and retention. Suitable for 95% of laboratory qualitative studies.
This borosilicate (heat resistant) glass conical shaped flask with side arm is used in filtration processes.
100 ml Flask uses a size 4 stopper
150 ml Flask uses a size 5 stopper
250 ml Flask uses a size 6.5 stopper
500 ml Flask uses a size 6.5 stopper
This Wall Receptacle is used to attach a retractable belt pulled from a stanchion or wall-mounted safety barrier to the opposing wall, to complete the temporary closure. The receptacle is made of aluminum and includes mounting hardware.
• Multi-function flash settings
• Elastic arm band included
• Weather sealed case
• Requires 2 "AA" Batteries (not included).
Available lighting styles:
- All LEDs on
- All LEDs flashing fast
- All LEDs flashing slow
- LEDs flashing in left-to-right pattern
- LEDs flashing in right-to-left pattern
- LEDs flashing fast in left-to-right pattern
- LEDs flashing in back-and-forth pattern
- All LEDs off
Black bristle. Double tufted end. 1 3/4" brush diameter. 16" overall length.
Black bristle. Double tufted end. 1 3/4" brush diameter. 16" overall length.
Designed to demonstrate the attraction-repulsion theory of magnetism. Students use five colored ceramic washer magnets and a 6" dowel to perform this popular experiment and others. Includes activity booklet and storage case.
Fluorescent green knit cotton/polyester gloves with black PVC dots on both sides. One size fits all.
Replacement bulb for microscopes with fluorescent illumination. 5W, 110V
Replacement bulb for microscopes with fluorescent illumination. 5W, 110V
Superior Performance combined with Superior Comfort. Ideal for large indoor stadiums, outdoor arenas, on site disaster management, search & rescue! Advanced science and technology makes the Sonik Blast CMG Safety Pealess Whistle the most efficient whistle in its class! Precise whistle chamber calibration assures pure frequency performance; less effort, crisper sound. Flawless patented pealess whistle emits distinct louder pitch without a lot of effort. Superior clear loud blast can be heard over long distances and intense ambient noise. Cushioned Mouth Grip provides additional comfort and is perfect for reliably holding the whistle in the mouth in wet conditions. Design: 2-chamber/4 resonators; pealess + Cushioned Mouth Grip (CMG). Sound Power: Exceeds 120 dB.
Better Grip. Better Control. Better Protection. This whistle is the same as the Classic FOX whistle, but has an added CMG (Cushioned Mouth Grip). The Classic CMG is ideal for those who need to hold the whistle in their mouth for extended periods of time. From sports officials to lifeguards and crossing guards, the innovative thermoplastic CMG provides superior grip and protection for your teeth.
Better Grip. Better Control. Better Protection. This whistle is the same as the Classic FOX whistle, but has an added CMG (Cushioned Mouth Grip). The Classic CMG is ideal for those who need to hold the whistle in their mouth for extended periods of time. From sports officials to lifeguards and crossing guards, the innovative thermoplastic CMG provides superior grip and protection for your teeth.