Spectrum

An affordable starter set for experiments at home or in class: a brightly coloured two-tier rack holding 12 plastic test tubes. The graduated tubes...

A small clear glass bottle with a dropper cap, handy for storing and dispensing liquids drop by drop: pH indicators, reagents, dyes, stains or solu...

A giant blank globe to customize: no place names are printed, so students locate and write in continents, oceans, countries, cities or trade routes...

Turn any smartphone into a field microscope. This clip-on inspector fits all phones and magnifies 20X; combined with the phone's zoom, it reaches u...