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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LILYGO TTGO T-Watch SIM800L Bottom Programable PCB Expansion Board for Smart Box Development
$27.49Expansion Board & ShieldAdd to cartFeaturesDevelopment platform:ESP-IDF (native SDK), , Lua, MicroPython, ScratchSupport SIM card mobile communication functionSupport microphoneSupport voiceSupport for scalable module useCode:Click here to openESP32:Characteristic:DescriptionGPIO05:CS:Screen, TFT_CSGPIO18:SCLK:Screen, TFT_SCLKGPIO19:MOSI:Screen, TFT_MOSIGPIO27:DC:Screen, TFT_DCGPIO12:BL:Screen, TFT_BLESP32:Characteristic:DescriptionGPIO33:TX:SIM Card, UART_SIM_TXGPIO34:RX:SIM Card, UART_SIM_RXGPIO14:RST:SIM Card, SIM_RSTGPIO15:PWKEY:SIM Card, SIM_PWKEYGPIO04:BOOST:SIM Card, SIM_BOOST_CTRLPackage includes1 x T-Watch SIM800L PCB backplane1 x AntennaWiring with the T-watch box, for reference only, the T-watch does …
50 Pieces Fountain Pens Holder Wooden Pen Display Case with Antique Color Container 5 Layer
$278.83PhysicsAdd to cartSpecificationsColor:ArchaizeMaterial:Wood Box + Plexiglass CoverSize(L x W x H):about 270*200*245mm[Conversion:1mm=0.03937 inch, 1inch=25.4 mm]Features-Large pen cases, 50 mounted large-capacity, generous and practical design.-Wood box and beige color flannel inside, clear and elegant.-Durable without deformation, glass shatterproof, can be clearly seen.Package Included1 PCS x Wooden Pen Case(Pen not included)Note-Due to different producing batches, product details might be …
50 Pieces Fountain Pens Holder Wooden Pen Display Case with Antique Color Container 5 LayerRead More
220V 700W Powered Portable Electric Air Space Heater Fast Heating thermostat Hot
$58.71Solar CollectorsAdd to cartFeatures-The popular choice for heating bathrooms as well as kitchens.-Overheat protect.-Adjustable thermostat.-Handy carry handle.-Easy to adjust manual controls.-Anti-fire safety protection and are simple to install.Specification-Size:260mm*95mm*160mm-Rated voltage:220V-Colour:White-Rated power:700W-Mode of operation:mechanical-Rated power:700w-Switch type:knob type-Applicable area:21-30m2Package list-1x electric heater
50PCS 5ml Plastic Sample Small Bottle Vial Storage Container Test Tube for Lab
$24.29Bottles & JarsAdd to cartDescription50PCS 5ml Plastic Test Tube Centrifuge Tubes Bottle With Cap For Lab Supplies,Used to plug a flask or testtube for safe keeping. Test Tube. Used to mix, heat, or store substances.SpecificationMaterial:PPContain:5mlWeight:100g(50PCS)Color:TransparentQuantity:50pcsDiameter:14mmHeight:42mmFeatures1.Plastic cryogenic vial.2.Made from PP with good temperature resistance and sealing property.3.Various capacity with clear scale marked,easy to use.4.Self stnading design,no slide when using.5.Smooth side …
50PCS 5ml Plastic Sample Small Bottle Vial Storage Container Test Tube for LabRead More
3pcs 40W DC-AC inverter Power Supply 12V Liter 220V Step Up Transformer Boost Module Support in Parallel
$20.68Power Supply ModuleAdd to cartFeature1. Output DC and AC dual output, can output DC and AC voltage, fully compatible with all kinds of electric appliances2. Without connecting wires, you need to solder the input and output wires yourself.3. Instructions for use:This product can convert the DC power of 8V-13V battery into 220V AC power for household use, and DC …
45Pcs Solar intelligent Watering Timer Automatic Drip Irrigation + 10M Hose + Solar Panel + Copper Filter Nozzle
$109.34Electrical Relay & TimersAdd to cartFeatures> IP67 Waterproof> Indoor or oytdoor use.> Use clean water only.> Automatic water your plants and flowers precisely and at ease.> Reduce water by 70% over traditional sprinklers by focusing water directly to the root.> Flowers, plants, bonsai and potted fruit, for family homes, hotels, clubs, offices and other plants of intelligent care.> Watering the …
10Pcs 3W 5V LED Module Board High Power Module
$26.08LED BoardAdd to cartFeatureColor temperature:Warm White 3000-3200K / white 6000-6500KForward current:700MALuminous flux:White 180-200LM (lumens) , Red 90-100LM (lumens) , Green 80-90LM (lumens)Forward voltage:3.3 – 3.6 VReverse voltage:5VPower:3WViewing angle:180Working temperature:-20 to 60Storage temperature:20 to 60test cod (Click here)Package included10 x LED module