Breakable Ceramic Magnets, 2", 10-Pack (Discontinued) Glassware Eight-inch external probe on a

Eight-inch external probe on a 36-inch cord on this handheld digital thermometer

Four-metal 32mm density cube set with hooks in brass

the flywheel light enough to drive by breath for hands-on reciprocating-engine study

this 6V-maximum electromagnet supports paper-clip-load measurements that reveal the linear relationship between input voltage and lifting force

Research-grade oxygen spectrum tube at 26cm with a 10cm central capillary

Breakable Ceramic Magnets, 2", 10-Pack (Discontinued) Glassware Eight-inch external probe on aSnap apart 2 inch ceramic bar magnets in a 10 pack, the candy bar form letting students break each piece into smaller magnets that retain their own north and south poles.