Aluminum Leslie's Cube, 10 cm Sides Meters_Electrical DURABLE & STURDY || Both

DURABLE & STURDY || Both burette and reservoir are made of precisely bore high quality

Six ovule orientations — orthotropous

this ball bearing roller coaster kit demonstrates potential and kinetic energy conversion plus forces and motion concepts

Class-pack of economy handheld spectroscopes fitted with a rotating slit cap and internal diffraction grating for identifying constituent wavelengths in visible light sources

Demonstrates the metamorphic end-stage of coal maturation

Aluminum Leslie's Cube, 10 cm Sides Meters_Electrical DURABLE & STURDY || BothDemonstrates how surface finish affects thermal radiation, comparing the blackened, roughened, varnished, and polished faces of a water heated metal cube with an infrared sensor.