Use This Product For Simultaneous Stirring And Heating Of LIQuid. Its Totally Enclosed, 7″ (175 mm) X 7″ (175 mm) Cast Aluminum Heating Surface Resists Chemical Spills. The Stirring Speed And Temperature Are Regulated From The Front Panel With Separate Dials. Indicator Lights Allow User To Tell At A Glance If Either Control Is Active. The Stirrer Has A Stirring Capacity Of Up To 500 ml With A Strong Vortex. Each One Is Quality Checked And Backed By A 1 Year Warranty.
Includes:
• DETAchable 12″ (300 mm) Support Bar With A Clamp For A Thermometer Or Ph Probe
• DETAchable Power Cord Measuring 5 ft L
• UK Adapter
• Instructions
Specifications:
• 110 V-250 V
• 180 W
• Max. Temperature 250°C/480°F
• Rpm 120-1600

Item SH-3-AUK

In Stock

Use This Product For Simultaneous Stirring And Heating Of LIQuid. Its Totally Enclosed, 5″ (125 mm) X 5″ (125 mm) Cast Aluminum Heating Surface Resists Chemical Spills. The Stirring Speed And Temperature Are Regulated From The Front Panel With Separate Dials. Indicator Lights Allow Users To Tell At A Glance If Either Control Is Active. The Stirrer Has A Stirring Capacity Of Up To 500 ml With A Strong Vortex. Each One Is Quality Checked And Backed By A 1 Year Warranty.
Includes:
• DETAchable 12″ (300 mm) Support Bar With A Clamp For A Thermometer Or Ph Probe
• DETAchable Power Cord Measuring 5 ft L
• UK Adapter
• Instructions
Specifications:
• 110 V-250 V
• 180 W
• Max. Temperature 250°C/480°F
• Rpm 120-1600

Item SH-2-AUK

In Stock

Accessory Kit Only For Air Track Appa. Track Ar-701

Item AR-701-A

In Stock

This set contains 7 different lenses and prisms to demonstrate a wide range of optical principles. The frosted surfaces are also excellent for revealing the path of light as it passes through the lens. They are a great tool for teaching students about optics.
• Comes in cardboard box with a Teacher’s Guide
• 2.75″ (70mm) L x 1″ (25 mm) thick

Item 3358-20

In Stock

This set consists of 3 drilled, aluminum tuning forks, tethering cord, and a rubber striking mallet. It effectively demonstrates the change in pitch as the vibrating tuning forks are whirled toward and away from user. The set is great for physics demonstrations and experiments.
• Comes with a Teacher’s Guide

Item W-0055

In Stock

Learn about the triboelectric series, friction, induction and conduction! With this set, students can develop a model of what is happening to the electrons around the atoms in a conductor versus an insulator. Investigate the nature of the mobile subatomic particle called the electron and the forces created when an object has an unequal number of positive and negative charges. The guide included with this set encourages critical thinking in combining elements from Science, Technology, Engineering and Mathematics (STEM), and can be used to teach with Common Core and National Next Generation Science Standards.
• Comes with a Teacher’s Guide
Includes:
• 1 hollow glass rod
• 1 lucite rod
• 2 hard rubber rods
• 1 flannel pad
• 1 silk pad
• 1 fur pad

Item 3128-07

In Stock

Use the Calorimeter for determining specific heat, heat of fusion, and heat of vaporization. It consists of 2 polished spun aluminum vessels, i.e. an inner calorimeter, 2.56″ (65 mm) Dia. x 3.15″ (80 mm) H, and an outer calorimeter, 3.94″ (100 mm) Dia. x 5.51″ (140 mm) H. The lid has 2 holes for the thermometer and the stirrer. The thermometer is not included.
• Comes with a Teacher’s Guide
Includes:
• Plastic ring for seating the inner calorimeter
• Stirrer
• Plastic lid for outer vessel

Item 3235-00

In Stock

Feel the force of 1 Newton and learn about how scientists measure force. These apples are a useful prop for classrooms. They are great for illustrating the principles of physics.
• Comes with a Teacher’s Guide
• Comes with Instructions
• Sold in a pack of 6

Item 5146-00

In Stock

This blood pressure cuff takes simplified, precise readings using an economical aneroid blood pressure kit. It is ideal for high school and college life science and health science classrooms.
Features:
• Button valve that allows for gradual pressure release
• Easy-to-read gauge
• Velcro cuff
• Sensitive stethoscope
• Comes with a Teacher’s Guide
• Ships in reusable carrying case

Item 3646-52

In Stock

This item makes a captivating demonstration for all ages! The Pendulum Wave Demo simulates phases, beats, and frequencies. It features a stand with nine (9) 0.88″ (22 mm) steel ball pendulums and comes with an initiator stick, which helps to simultaneously release all pendulums. When released, the pendulums will swing back and forth to quickly form a wave pattern and then cycle through different phases. This product is great for a classroom, as a gift, or for display.
• Comes with a Teacher’s Guide
• Flat packaging
• Comes unassembled. Easy assembly in minutes

Item 3645-00

In Stock

Combining physics and art, the pendulum wave demonstration uses kinetic energy to create a beautiful display. Multiple pendulums, with decreasing string lengths, in motion will simultaneously create changing visual patterns that mesmerize as they move in and out of sync with each other. This is a great product for the classroom, as a gift, or as a display piece.
• Comes with a Teacher’s Guide
• Assembly required
• Includes detailed step by step set up instructions with pictures
• Comes in colorful shelf-ready packaging
• STEM Product

Item 3643-00

In Stock

This quality desktop Stirling Engine uses an external heat source to create a temperature difference producing power. The well-built external combustion engine model features a safely secured fuel source in a recessed well on a finished wooden base. Run the engine repeatedly with wonderful results. Students observe firsthand the conversion of heat into mechanical and electrical energy – thermodynamics: heat to power! Alcohol is not included.
• Comes with a Teacher’s Guide and reproducible Student Handout
Includes:
• Spare cylinders (1 each)
• Crankshaft pin
• Cylinder O-ring
• Allen wrenches for removing damaged cylinders
• Fully-assembled
• 7″ L x 3.5″ W x 3.5″ H

Item 1000-14

In Stock

Discover air pressure like never before with just a balloon and a bottle.This is an excellent teaching tool for introducing pressure and discussing its applications, such as vacuum cleaners, flight, pumps, weather, and even how we breathe.

• Comes with a Teacher’s Guide

Includes:

• Glass bottle

• 2 balloons

• Rubber stopper

• Grades 5 and up

• 20 cm (5″) Dia.

Item 6080-40

In Stock

This microscope is ideal for closer inspection of everything from dissection to industrial needs. It can be hand-held or mounted, giving the user ultimate flexibility. Its easy 1-touch focus wheel provides simple control of the magnifying power. Still images and videos can be caputred with the press of a button. On top of our 30-day satisfaction warranty, we offer a 90-day limited warranty for manufacturer defects.
Accessories:
• A1-Alloy Stand
• Safety Cover
• User Guide
• Teacher’s Guide
• Gift Box
Specifications:
• Image sensor: 2 megapixels (interpolated to 5M)
• Video capture resolution: 2560×2048 (5M), 2000×1600, 1600×1280 (2M), 1280×1024, 1024×940, 1024×768, 800×600, 640×480, 352×288, 320×240, 160×120
• Still image capture resolution: 2560×2048 (5M), 2000×1600, 1600×1280 (2M), 1280×1024, 1024×940, 1024×768, 800×600, 640×480, 352×288, 320×240, 160×120
• Focus range: manual focus from 10 mm to 500 mm
• Frame rate: Max 30 f/s under 600 lx brightness
• Magnification ratio: 20X to 200X
• Video format: AVI format
• Photo format: JPEG or BMP
• Light source: 8 (adjustable by control wheel)
• PC interface: USB 2.0
• Operation system: Windows 2000/XP/Vista, Windows 7, Mac 10.5 and above
• OSD language: English, German, Spanish, Korean, French, Russian
• Power source: 5 V DC from USB port
• Bundle software: MicroCapture, with measurement and calibration function
• Size/Dimension: 110 mm (4-1/3″) L x 33 mm (1-1/3″) Dia. • We recommend using the Camera Google Chrome extension published by Google: Camera – Chrome Web Store (google.com)

Item 1315-00

In Stock

Made with micron-sized, iron-based particles distributed throughout, the astonishing, moldable Magnetic Thinking Putty takes on the properties of a magnet itself when placed in close contact with the included magnet. It’s perfect for science-loving kids, or for any adult that loves intelligent play! Use the magnet to do the “snake charmer” trick. Or leave the magnet on your ball of putty and watch it completely engulf the magnet in minutes! What can you do with it? The possibilities are endless!
• Comes with a Teacher’s Guide
• Putty (91 g/3.21 oz) comes with a Neodymium cube magnet in storage tin

Item 3196-00

In Stock