Crankshaft and Slider Mechanism Demonstration Model Neulog_Accessories Used as a sensitive direction-finder

Used as a sensitive direction-finder when paired with a tangent-compass stand

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

Teaches proper brushing technique through a 3x life-size jaw model with gums and oversized toothbrush

and accessories for quantitative force and friction studies on adjustable inclined surfaces

Screw-operated laboratory scissor jack features a 6 x 5-inch steel platform with 55lb capacity and 2

Crankshaft and Slider Mechanism Demonstration Model Neulog_Accessories Used as a sensitive direction-finderConverts rotation into linear reciprocating motion through a crank slider linkage, illustrating the fundamental mechanism behind piston engines, compressors, and stroke driven machines.