US$ 10.50
and redistribution during cell division for biology instruction
each plain-shanked for clamping or holding
front and rear O2 sensors
filled with iron filings whose alignment renders 3D field lines around any bar magnet up to 0
1000g Stainless Steel Hooked Weight Set Heat & Thermodynamics_Pressure & Gas Laws and redistribution during cell divisionNine piece stainless steel hooked weight set spanning 10 to 1000 grams in a polished wooden storage block, with retractable hooks for tandem stacking during physics force experiments.
US$ 10.50
US$ 85.00
US$ 112.00
US$ 18.00
US$ 49.70
US$ 56.99