2pcs physical experiment Large magnetic needle wing-shaped magnetic needle teaching instrument experimental equipment
Office & School Supplies > Educational Equipment & Supplies
4,07 $US (≈ 5,67 $CA)
4,15 $US
En stock
Sold by AliExpress WW
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Caractéristiques et identifiants
- Category
- Office & School Supplies > Educational Equipment & Supplies
- Store item code
- 1005003967023183