Large Pulley with Universal Clamp Capacity_2000mL and rolling stand for comprehensive

and rolling stand for comprehensive anatomy instruction and patient education

Demonstrates the full light-to-electricity-to-motion chain through a solar cell

Designed to measure Planck's constant through the photoelectric effect

Sequential mitosis stages — prophase

Sodium chloride lattice kit with 27 color-coded gray and green atoms plus 54 connectors for building the full cubic NaCl crystal structure in three dimensions

Large Pulley with Universal Clamp Capacity_2000mL and rolling stand for comprehensiveLarge wheel pulley mounted on a universal clamp for attachment to retort rods or support stands, offering flexible positioning during force, work, and mechanical advantage experiments.