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Teaching instrument | 2,000+ products
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Biological genetic gene and variation teaching instrument of DNA double helix structure model module
4.8
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Glass graduated measuring cylinder experiment thickened measuring cylinder
5.0
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Demonstration dynamometer 5N/2N spring dynamometer large dynamometer 04027 mechanics experimental equipment teaching instrument
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Dilute iodine solution junior high school biology experiment with cell staining dilute iodine solution onion epidermis staining 60ml500ml
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Fruit battery experimental set material copper zinc scientific diy homemade fruit potato brine Cola power generation
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Scalpel (dissecting knife handle + blade) dissecting tool apparatus biological experiment equipment teaching instrument
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Sliding rheostat 5Ω 10Ω 20Ω 50Ω 100Ω 200Ω physical and electrical experimental instrument
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29011 solar height measuring instrument primary school science teaching instrument physical experiment equipment metal
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Optical Experiment Teaching parallel laser three-line light source magnetic three-way semiconductor laser light source physics teaching
4.7
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Plastic square sink round sink laboratory box transparent square plastic round sink chemical experiment equipment
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J25005 type optical fixture holder physical optics experiment teaching instrument optical fixture set with track imaging optical fixture Holder
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Zhike alcohol lamp tripod aluminum alloy lifting tripod laboratory tripod detachable tripod
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Large bubble absorption tube 10/25/50ml bubble absorption bottle large package absorption tube sampling tube formaldehyde sampling
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Formation of wind experimental material J29012 primary school science and physics experimental equipment popular science exploration teaching instrument
5.0
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Manufacturer 33305 chromosome change model component in meiosis magnetic suction biological teaching instrument
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62 sold.
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Laboratory Weighing Paper 75 90 100 120 150mm 500 Square Thickened Sulfuric Acid Balance Weighing Paper
5.0
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23012 sliding rheostat physical and electrical experimental equipment adjustable resistance 10Ω20Ω50Ω ohm
0.0
262 sold.
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30505 Clock Model 8CM Students with Three-pin Linkage Non-linked 12-hour Primary School Science Teaching Instrument
5.0
9,059 sold.
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Demonstration original secondary coil 24009 original coil demonstration full copper coil physical experiment equipment teaching instrument
0.0
936 sold.
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Factory supply in stock supply Standard 256Hz teaching tuning fork 22001 teaching instrument resonance tuning fork
5.0
173 sold.
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Metal hook code combination hook code experiment Junior High School physical mechanics 10G 20g 50g 100g 200g combination
4.0
812 sold.
31,975 so'm
Concave lens lens diameter 10cm focal length 300mm glass material double concave concave lens optical experimental equipment
5.0
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canoe wood model elementary school experimental material fifth grade science boat history homemade boat handmade boat
0.0
19,892 sold.
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Special Anorectal Probe with Groove Probe Anorectal Surgery Probe Drainage Device Medical Teaching Equipment
0.0
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Green No. 1 Battery Box No. 1 battery compartment can be used in series and parallel teaching junior high school physical circuit electrical experiment device
0.0
1,528 sold.
8,464 so'm
Resistance Ring Fixed-value Winding Resistor 5101520 a Set of Junior High School Physics Teaching Instruments Electrical Experimental Equipment
5.0
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Cross-border source 450 outdoor car Compass/Compass ball adjustable angle car orientation ornaments gifts
4.8
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23023 simple resistance box 0-9999 Ohm physical electricity four knobs experimental equipment teaching instrument
5.0
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Medical percussion hammer doctor dedicated neurology reflex professional multi-functional orthopedic examination buckle hammer percussion hammer
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lung breathing simulator diaphragm movement model human lung gas exchange junior high school physics experiment equipment teaching aids
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Large teaching magnet primary and secondary school teaching experiment magnet strip U-shaped horseshoe magnet small magnet suit
5.0
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Wind direction anemometer light wind meter wind Cup type anemometer wind direction meter measurement meteorological detection teaching instrument
5.0
273 sold.
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Steel ball single pendulum ball 2cm perforated steel ball diameter 20mm physical mechanics experimental equipment teaching instrument
5.0
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8,464 so'm
Teaching Magnet Primary School Students Horseshoe U-shaped Ring Teaching Magnet Set Magnet Large Teaching Aids Magnet Set
5.0
2,003 sold.
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Writing projector teaching projector projection film 250*250 kindergarten Primary School high school teaching instrument
5.0
493 sold.
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Diaphragm motion simulator
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Junior high school Senior high school physics chemistry biology experiment equipment primary school mathematics science teaching instrument quotation inquiry freight
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24040 Electromagnetic Damping Demonstrator Primary Senior high school Electromagnetism Instrument Physics Teaching Experimental Equipment
0.0
120 sold.
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