Category: Science Education
Showing 1–16 of 546 results
-
Chemistry (112)
-
Geography (28)
-
Language Learning (7)
-
Mathematics (172)
-
Music Teaching Tools (18)
-
Painting Teaching Tools (11)
-
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 …
Customers Also Viewed
DC 2-12V to 12V 9V 9W USB Boost Power Supply Module Step Up Module DC Converter
$4.36Boost & Buck ModuleAdd to cartSpecificationsStarting voltage:2VInput voltage:2V-12V DCOutput voltage:12V DC (9V DC)Input current:2AOutput voltage:default 12V, 9V can be setOutput power:≤8w (in the case of input 5V, it is easy to overheat)No-load currentWorking temperature:-40 to -80 ° CBoard size:25*14*5mm (length * width * height does not include USB)The General Test Data (just for reference)Input DC2V boost to 12V output current …
DC 2-12V to 12V 9V 9W USB Boost Power Supply Module Step Up Module DC ConverterRead More
5Pcs DC24V Coil Power Relay LY2NJ JQX-13F DPDT 8 Pin PTF08A with Socket Base
$26.55Electronic Accessories & SuppliesAdd to cartSpecificationsModel:LY2NJ (8 pins)Coil voltage:DC24VCoil Power:DC (W):≤0.9AC (VA):≤1.2Contact Structure:8 pins 2 normally open 2 normally closedContact capacity:10A 250VACPull-in voltage:≤80% (V)Release voltage:DC:≥10% (V), AC:≥30%Contact resistance:≤50 (mΩ)Insulation resistance:≤100 (mΩ)Dimensions:27.5 * 21 * 35.3mmTerminals form:SocketAction time:20ms or lessReset Time:20ms or lessOperating frequencyMechanical 18,000 cycles / hourElectrical 18,000 times / hourPackage included5 x DC24V Coil Power Relay with socket base
40*160 0.5mm Blue Aluminum Alloy Water Cooling Block Radiator Liquid Cooler Heat Sink Equipment
$24.29Other Module BoardAdd to cartFeatures1. New high quality, Connector outer diameter 9.5mm, connector inner diameter 6-8mm.2. Inner flow channel extrusion.3. Welding from components to a whole one.4. Suitable for computer CPU water, industrial inverter drive, cooling, industrial switchboard cooling.5. Rate of less than 5X10-6 mbar.l/s parts.6. Internal fin thickness 0.5MM.SpecificationMaterial:luminum alloyColor:blueSize:pprox. 40x160x12mmProcessing:Vacuum auminum BrazingPackage includes1 x Water Cooling
20Pcs DS18B20 Temperature Sensor 18B20 TO-92 Encapsulation
$44.75Electronic Accessories & SuppliesAdd to cart20Pcs DS18B20 Temperature Sensor 18B20 TO-92 EncapsulationSpecificationTemperature measurement range:-55°C ~ +125°CAccuracy:± 0.5°CEncapsulation:TO-92Quantity:20pcsPackage included20 x DS18B20
20pcs WXD3-13-2W Precision Potentiometer 22K 22K Ohm Wirewound Multi-Turn Potentiometer
$49.11Module ComponentsAdd to cartSpecificationsResistance range:22K┯Resistance tolerance:÷ 5%Rotation angle:3600 ÷ 20 Number of laps:10 lapsRated voltage:160VStarting torque:3.5 ~ 100mN.mRated power:2W (85 →) 0W (125 →)Linearity accuracy:÷ 0.3%Mechanical durability:10,000 weeksPackage included20 x Potentiometer