Chloroplast Model with Cut-Away Section, 10 x 6" Subcategory_Cylinders and wood for multi-material pendulum

and wood for multi-material pendulum

Plastic-bodied wave apparatus with eccentric discs that drive metal rods up and down as the handle turns

supplying replacements when the originals lose loft or split during repeated charging cycles

Simple-form Boyle's Law apparatus pairing a graduated plastic syringe on a wooden block with a weighted piston

Hundred-milliamp tabletop analog DC ammeter at 2mA resolution

Chloroplast Model with Cut-Away Section, 10 x 6" Subcategory_Cylinders and wood for multi-material pendulumCut away section on this chloroplast model exposes grana stacking, stroma, and thylakoid architecture for photosynthesis and organelle ultrastructure teaching.