Educational Light Cube (2014), Ages 3+, rugged cube is portable, durable and rechargeable. It even strobes, flashes and changes color with the touch of a button, Includes: 1 cube, 16 x 16 x 16in (40 x 40 x 40 cm), power source, remote control and teacher guide
Go Direct* Light and Color Sensor, is a powerful and versatile light sensor that measures light in the visible to ultraviolet electromagnetic spectrum, light intensity in the visible range, UVA, and UVB portions of the electromagnetic spectrum
HOBO* Pendant Wireless Temperature/Light Data Logger, compact, waterproof, light sensor for accurate light intensity readings in the visible light spectrum, wireless setup and download via Bluetooth Low Energy (BLE), +/- 0.5 deg C (+/-0.9 deg F) accuracy