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👍: 0.0%

Magnetic transparent teacher students demonstrate nail board teaching aids with regular rectangular geometry

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15.89

Simple material for making square periscopes Detachable Refractor Reflector Demonstrate optical refraction Propagation square

👍: 100.0%

Simple material for making square periscopes Detachable Refractor Reflector Demonstrate optical refraction Propagation square

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Cylindrical periscope Easy to make material Removable refraction mirror Reflector to demonstrate optical refraction Propagation

👍: 0.0%

Cylindrical periscope Easy to make material Removable refraction mirror Reflector to demonstrate optical refraction Propagation

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11.49

Three Primary Colors of Light Synthesis , Physical Optical Experiment Teaching Tool, Perform and Demonstrate 3 Primary Colors

👍: 94.7%

Three Primary Colors of Light Synthesis , Physical Optical Experiment Teaching Tool, Perform and Demonstrate 3 Primary Colors

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23.13

Single pole single throw switch teacher demonstrates magnetic type single gate switch physical electrical experiment pure copper

👍: 100.0%

Single pole single throw switch teacher demonstrates magnetic type single gate switch physical electrical experiment pure copper

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8.00

Dental Full Upper Denture Model Magnetic Attachment Study Demonstrate Tool

👍: 100.0%

Dental Full Upper Denture Model Magnetic Attachment Study Demonstrate Tool

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43.00

1

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