Aluminum Calorimeter, 75mm Electricity & Magnetism_Electrostatics 875 inch wooden storage box

875 inch wooden storage box for tactile spatial-reasoning drills and solid-geometry exploration

letting students wire the panel directly to each load and watch how light powers different output devices

75-inch frame for bench storage between uses in teaching chemistry and biology labs

Wood-based friction board apparatus with a 19-inch metal surface plus two hooked friction sliders with different top materials for comparative sliding-friction investigations

a sturdy meteorology tool for classroom and field weather observation

Aluminum Calorimeter, 75mm Electricity & Magnetism_Electrostatics 875 inch wooden storage boxPolished aluminum calorimeter at 75 by 50mm with a wood or plastic lid, rubber stopper, and stirrer, the low mass vessel minimizing heat absorption during specific heat experiments.