DNA Model Refill, Single Packet - Build a segment of the DNA consisting of Adenine, Thymine, Cytosine, and Guanine. Color-coded pieces designate certain molecules making up the four nucleotides present in DNA. Instructions
DNA Model Refill, Single Packet - Build a segment of the DNA consisting of Adenine, Thymine, Cytosine, and Guanine. Color-coded pieces designate certain molecules making up the four nucleotides present in DNA. Instructions
Strong Plastic Construction. Spring loaded, rubber covered grips. For Two Buret. Accepts Rods up to 12.5 mm.
Strong Plastic Construction. Spring loaded, rubber covered grips. For Two Buret. Accepts Rods up to 12.5 mm.
Made from clear acrylic. One plane surface is frosted. 89mm long. 15mm thick. 25mm across the beam axis.
Made from clear acrylic. One plane surface is frosted. 89mm long. 15mm thick. 25mm across the beam axis.
86mm long and 15mm thick. 18mm wide at center.
86mm long and 15mm thick. 18mm wide at center.
Knife Switch with Screw Type Binding Posts - Double Pole, Double Throw. Great for classroom and laboratory experiments, the knife switch has a mounted screw type binding post for a solid electrical connection.
Knife Switch with Screw Type Binding Posts - Double Pole, Double Throw. Great for classroom and laboratory experiments, the knife switch has a mounted screw type binding post for a solid electrical connection.
3" glass pipet with rubber bulb, straight.
22" x 28" Single sided erasable board insert for GE620P. Stand not included - order separately.
Pans are constructed of high-density polyethylene for years of continued use. The units are designed to stack in place or to nest for convenient storage.
Pans are constructed of high-density polyethylene for years of continued use. The units are designed to stack in place or to nest for convenient storage.
Calling all crossing guards! Our Econo Lanyard is the essential tool to streamline your duties. This lanyard offers a practical way to keep your whistle within easy reach, ensuring you're prepared to signal pedestrians and control traffic efficiently. Crafted for durability, this lanyard features a metal J-hook for quick and easy attachment of whistles. An affordable and long-lasting solution to enhance your safety measures at school crossings, intersections, and traffic control points. Keep your focus on safety with this invaluable accessory. Available in 10 colors
ANSI Class 2. Economy Lime Safety Vest. 100% Polyester mesh. Hook & loop front closure. 2 exterior waist pockets and 1 left chest pocket. AwareLite reflective trim. Conforms to ANSI/ISEA 107 standard for design, color and reflectivity.
ANSI Class 2. Economy Orange Safety Vest. 100% Polyester mesh. Hook & loop front closure. 2 exterior waist pockets and 1 left chest pocket. AwareLite reflective trim. Conforms to ANSI/ISEA 107 standard for design, color and reflectivity.
• Lightweight, highly visible polyester mesh
• Adjustable hook and loop front closure
• Elastic side straps
• 1” reflective orange stripes on front and back
• One size fits most
• Does NOT Meet the requirements of ANSI/ISEA107
Lightweight, highly visible lime polyester mesh. Adjustable hook and loop front closure. Elastic side straps. 1" reflective orange stripes on front and back. Does NOT Meet the requirements of ANSI/ISEA 107. One size fits most.
• 1" wide reflective stripes
• 3" hook & loop front closure
• 3/4" elastic side closures for universal sizing
• One size fits most
• Does NOT Meet the requirements of ANSI/ISEA107
Lightweight, highly visible orange polyester mesh. 3 inch hook and loop front closure. Elastic side straps. 1" reflective silver stripes on front and back. Does NOT Meet the requirements of ANSI/ISEA 107. One size fits most.
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.