Category: Science Education
Showing 1–16 of 546 results
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Chemistry (112)
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Physics (198)
0-9999.9 Variable Resistor Substitution Box Ohm Adjustable Substitution Resistance Knob Switch Precision Physical Experiment
$54.66PhysicsAdd to cartDescriptionThis Resistor Substitution Box with Adjustable Knob Switch Used for Precision Measuring ResistanceSpecificationMaterial:PlasticColor:BlackDimension:140*100*50mmOperating Temperature:0-40℃Relative Humidity:25%-80%Reference Power:0.5WRated Power:1WAdjustable Range:0-9999.9ΩFeatures1.Convenient instrument in determining the desired resistance values in circuits under design or test.2.Wide application in lab physical experiment for its accurate reading.3.Better use knob switch designed according to your needs, 0 to 9999.9Ω variable resistance, 5 switchable …
0~150 PSI & Gas Disconnect Regulator CO2 16g Charger Kit for Home Beer Kegerator
$68.84PhysicsAdd to cartDescription0~150 PSI & Gas Disconnect Regulator CO2 16g Charger Kit is made from machined anodised aluminium.SpecificationPressure:0~150 PSIDisconnect Height:55 mmCharger Height:80 mmTotal Length:135 mmColor:As the picture shownFeatures1.Made from machined anodised aluminium.2.This Premium Regulator CO2 Charger comes with a gas disconnect.3.Simply screw on the MFL threaded disconnect, attach to your keg, and set the dispense pressure.4.The Premium …
0~150 PSI & Gas Disconnect Regulator CO2 16g Charger Kit for Home Beer KegeratorRead More
1/2x 0.8mm 1Kg ER70S-6 / ER50-6 Carbon Machine Steel Gas Shielded Welding Wire
$59.56ChemistryAdd to cartDescriptionWhen welding, the welding wire has fast melting speed, stable arc, less welding spatter, beautiful weld bead formation, strong anti-oxidation and corrosion resistance, low sensitivity of cladding metal pores, and good all-position welding process.Uses:GF is used in large-scale hydraulic steel structures, ships, power stations, boilers and pressure vessels, petrochemicals. Welding of 600Ma very low alloy …
1/2x 0.8mm 1Kg ER70S-6 / ER50-6 Carbon Machine Steel Gas Shielded Welding WireRead More
1/35 Stainless Steel AFV Digital Camo Spray Template Stenciling Leakage Spray Mould
$14.16ChemistryAdd to cartSpecificationMaterial:Stainless steelColor:Stainless steelPattern:Modern AFV Digital CamoScale:1/35Size:8x8cmApplication:Gundam model toolFeatures Stainless steel material, not easy to rust Long life and durable Easy to usePackage include 1 x Spray Template
1/4 inch Exhaust Seal Valve for Home Brew Fruit Wine Alcohol Distiller Part
$16.19ChemistryAdd to cartDescription1/4 Inch Exhaust Seal Valve Distiller Part is suitable for Home Brew Fruit Wi ne Alcohol.SpecificationColor:TransparentMaterial:Metal+PlasticFit for:Alcohol DistillerWeight:46gSize:53*210mmConnector:1/4inchPackage included1 x Exhaust valve
10 inch Wood Tambourine Percussion Jingles Bell Musical instrument Kids Educational Toys
$23.88MathematicsAdd to cartFeaturesSo easy to hold, just shake along with your favorite tunes or make up your own rhythms to play.It will give little ones hours of fun and will encourage toddlers’ musical activities.Great for percussion sounds.Also great for kindergarten teaching.SpecificationsMaterial:WoodDiameter:Approx. 255mm/10inchHandle Color:WoodBells Quantity:8pcsSuits for:3 to 14 years old kidsPackage Includes1x Tambourine
10 LED Helping Hand Clamp Magnifying Glass Soldering Iron Stand Magnifier Tool
$52.64PhysicsAdd to cartFeatures– Multi Purpose:Our helping hands magnifying glass with LED light can be used as a magnifier and a desk lamp, application range for soldering, building models, electronics repair, DIY projects, electronic welding, reading, stitching, sewing, biological observation etc.– Magnifying Lens:3X Illuminated Helping Hand Magnifying Glass Station with 4.5X Auxiliary Lens.– Adjustable Arms:360° rotating neck and …
10 LED Helping Hand Clamp Magnifying Glass Soldering Iron Stand Magnifier ToolRead More
10 LEDs Wood Sailing Boats Ship Model Wooden Craft Sailor Handcrafted Boat Home Decoration
$32.39PhysicsAdd to cartNote:Products are handmade, or semi handmade, it is inevitable to have a small manual traces, which just restore its artistry and artistry and uniqueness, the product is not a flaw.Package include1 x Wooden Sailboat ModelSpecificationsMaterial:Pine WoodenColor:Blue + Wood ColorLED Quantity:10 LEDsSize:Approx. 21x21cm/ 8.27×8.27inchBattery:2x CR2032 Batteries (Not include)Application:For home, office and other space.Features With bright LED …
10 LEDs Wood Sailing Boats Ship Model Wooden Craft Sailor Handcrafted Boat Home DecorationRead More
10 OZ Graphite Crucible ingot Bar Combo Mold for Silver Gold Melting Casting
$38.46ChemistryAdd to cart10 OZ Graphite Crucible Ingot Bar Combo Mold For Silver Gold Melting CastingDescritpionMaterial:graphiteSize:72X57X12mm/2.83inch X2.24inch X0.47inch(L*W*H)Slot depth:4/3/1.5mmCasting Cavity Capacity:10ozGraphite IndicatorBulk densit ≥1.82 g/cm3Electric resistivity ≥9 μ Ω mBending strength ≥45 Mparesist compression ≥65 MpaAsh ≤0.1 %particle ≤43 um(0.043 mm)FeatureGold graphite ingot moldMade from high density fine grain graphiteSet multi casting capacity in one moldPerfect for gold …
10 OZ Graphite Crucible ingot Bar Combo Mold for Silver Gold Melting CastingRead More
10 World Earth Globe Map Geography LED Illuminated for Desktop Decoration Education Kids Gift
$75.98GeographyAdd to cartSpecificationMaterial:PVC (Polyvinyl Chloride) + PS (Polystyrene) + MetalType:Rotating + LED LightMap View:WorldLanguage:EnglishTheme:Geography Study/Play/LearningDiameter:25cmHeight:36cmVoltage:220VFeatures– Comes with a simple arc stand that attaches easily, spins on it’s axis.– Special design, with LED Light.– 25 cm Swivel Globe encourages inquisitive children to explore and think big. Updated geographical sphere – rotating desktop map of the world Perfect desktop …
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DC12V 0.02-0.8MPa Solenoid Valve for Solar Water Heater
$21.87Laboratory Heating EquipmentsAdd to cartDC12V 0.02-0.8MPa Solenoid Valve for Solar Water HeaterSpecificationsModel:SSG-2Type:Normally ClosedMaterials:Plastic & CopperDimension:83*90*49cmPipe Inside Diameter:1/2 inchNet Weight:(approx.) 190gFeaturesThis is a DC12V solenoid valve usually used for solar water heater.It can work with water from 1 to 100℃ (or some other liquid).Working Voltage Range:Rated Voltage ±10%Working Water Pressure:0.02 to 0.8MpaThe working water pressure would be too low/high to …
DC12V 0.02-0.8MPa Solenoid Valve for Solar Water HeaterRead More
650 Pcs Assorted Ring insulated Electrical Wire Terminals Crimp Connector Set Kit
$76.17Terminal BlocksAdd to cartDescription650 Pcs Assorted Ring Insulated Electrical Wire Terminals Crimp Connector Set KitSpecificationQuantity:650PcsMaterial:Copper + PVC+ TinplateInsulated crimp terminals.All are enclosed in plastic case for easy access.The assorted crimp terminals is including50 x Ring M3 Red50 x Ring M4 Red50 x Ring M5 Red50 x Ring M6 Red50 x Ring M8 Red50 x Ring M4 Blue50 x …
650 Pcs Assorted Ring insulated Electrical Wire Terminals Crimp Connector Set KitRead More
3.5 inch Protective Enclosure Case Support Dispaly Screen or Cooling Fan for Raspberry Pi
$9.26Raspberry Pi & Orange PiAdd to cartFeatures– Fully updated for Raspberry Pi 3B+/3B/2B– Can support 3.5 inch screen or cooling fan (notes:can not assemble them at the same time)– Heat sink openings for both CPU and LAN chip– High-gloss finish, surface mountableSpecificationsColor:BlackMaterial:ABSSuitable for Raspberry Pi 3B+/3B/2BWeight:45gSize:9cm*6.2cm*3.4cmPackage Included1x ABS Case4x Non-slip mat4x Screws
20pcs 0.56 inch Digital Tube DIY Kit TM1650 4-digit LED Digital Tube Display Module for
$47.25DIY Electronic KitsAdd to cartDescription1. Use TM1650 (compatible with AIP650) digital tube driver chip, support 8-level brightness adjustment, working voltage 3.3V ~ 5.5V2. IIC interface, only need 2 ordinary IO can drive, do not need to repeat scanning of MCU, saving MCU resources.3. 4 digit 0.56 inch red common negative digital tube with decimal point.4. 0.56 inch with four …
20pcs 0.56 inch Digital Tube DIY Kit TM1650 4-digit LED Digital Tube Display Module forRead More
WEAH-81 Car Heavy Bass Frequency Divider High and Low 2-way 2 Bass Crossover Upgrade Tool
$33.09Amplifier BoardAdd to cartFeatureBrand:WEAHModel:81Power:100WApplicable impedance:4-8ohmFrequency response:100Hz ~ 45HzDimensions:133 x 95 x 44mmApplication environment:Car or home speaker DIYPackage includes1 x Bass Frequency DividerHow to Wire:
5pcs 8-36W intelligent Sensor LED Ceiling Light And Sound Control Power Supply Module Bulb Panel Light Built-in Power Driver
$21.42Power Supply ModuleAdd to cartDescriptionInput Voltage:AC185-265VOutput Current:0.22AOutput Voltage:24-108VEfficiency:90%Working Frequency:50/60HZOutput Power:8-24WSound Control:50-75dBLight control:7-20LuxDiameter:25.8mmFeature1. The combination of sound and light control, when the light is strong, does not work, the light intensity is lower than 12-15LUX, and the sound of the induction 27-36DB starts automatically.2. Delay 40-60S automatically extinguished, easy to install, compatible with ordinary switches, no additional wiring.3. Single trigger, …