Description

this bottle of coarse 20-mesh iron filings is a staple for classroom magnetism and field-pattern demonstrations

this 80mm steel needle in a 6mm rod doubles as a precise alignment reference for image-formation and ray-tracing setups

Red-coated Alnico cylindrical pair at 50 x 10mm

2mL graduations

12" Connecting Lead with Alligator Clip and 4mm Plug, Black Science at Home_Chemical Science this bottle of coarse 20-meshPlug to clip 12 inch black lead combining a 4mm banana plug at one end with an alligator clip at the other, bridging instrument panels to bare wire components without rewiring.

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12" Connecting Lead with Alligator Clip and 4mm Plug, Black Science at Home_Chemical Science this bottle of coarse 20-mesh

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