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Demonstrations

Classroom and lecture-hall apparatus for physics, chemistry, earth science and maths.

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Alternative Energy14Charts and Posters14Color and Light16Electricity and Circuits498Electrochemistry53Electromagnetism89Electrostatics87Energy Transfer20Force and Motion312Gas Generation3General5Geology Models34Globes6Kinematics65Magnetism165Mathematics Models12Molecular Models64Pressure and Gas Laws78Reflection and Refraction391Sound and Resonance73Spectroscopy44Temperature and Heat99Wave Motion33Weights and Masses5Work and Energy3

2,183 products · showing 1,081–1,104

LED, Green (illustration)
Demonstrations · Electricity and Circuits

LED, Green

Cat. No. PHD-03-Z21-2002-001
5 mmPack of 10 (PK)
Details
LED, Red (illustration)
Demonstrations · Electricity and Circuits

LED, Red

Cat. No. PHD-03-Z21-2002-002
5 mmPack of 10 (PK)
Details
LED, Yellow (illustration)
Demonstrations · Electricity and Circuits

LED, Yellow

Cat. No. PHD-03-Z21-2002-003
5 mmPack of 10 (PK)
Details
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