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Effects of Diabetes 5 Parts. View Details

Eye with orbit, 5x life size, 4 parts. View Details

Shows the effects of hypertension on brain, eye, heart, kidney and artery. View Details

Demonstrates the whole structure of earthworm. View Details

Built - in calibration weight. View Details

A set of five springs of the same length but with different spring constants. View Details

Didactic Africa Closely wounded steel extension springs with loops at both sides. 19 swg wire. View Details

The unit is accompanied by a booklet that discusses some of the key teaching and learning issues View Details

The pack consists of 10 clear polycarbonate strips, which tend to gain a positive charge when rubbed View Details

Apparatus includes electrodes, clear acrylic base with 4mm sockets to clamp electrodes and connect power supply, petri dishes and instructions. View Details

Containing a copper tube, two identical test plugs - one steel and one neodymium magnet. View Details

Didactic Africa Soft iron U-shaped core and keeper with hook. View Details

The wavelength of the electrons can be calculated for various anode voltages from the radius View Details

Didactic Africa Equal mass & diameter cylinders showing the difference in density of metals. View Details
A 84 x 76 mm stage with disc diaphragm and slide holding clips is provided. View Details