Coils and Core Transformer Activity Set Heat & Thermodynamics_Temperature & Heat this 20mm-diameter steel helix carries

this 20mm-diameter steel helix carries longitudinal

Pack of 12 metal lattice support clamps fitting rods up to 12

with adjustable slit and draw-out focusing for examining the spectral composition of light sources

its sectioned carburetor and fuel supply exposing the compression-ignition cycle to a hand-cranked turnover

Hand-driven Newton's color disc that spins seven painted segments fast enough to merge into apparent white through persistence-of-vision and additive color mixing

Coils and Core Transformer Activity Set Heat & Thermodynamics_Temperature & Heat this 20mm-diameter steel helix carriesTransformer activity set with a plastic base, laminated iron core, and a selection of wound coils, letting students explore induction, step up step down ratios, and magnetic property variations.