A vast range of crystal forms from Frederich Mohs' 1825 Treatise on Mineralogy, gorgeously arranged into a cloud of refracted colour. Mohs is of course mainly remembered for his Hardness Scale, used to this day.
Black t-shirt printed in full colour.
Care: Machine wash cool. Tumble dry low. Do not iron text/images.
Cut your cheese to perfection using this chopping board. The bamboo board has precise degree portions engraved on, as well as defined sizes for 'chunk', 'sliver', 'slice', 'hunk' and 'slab' for those who really like to know exactly what they're doing. Made from bamboo.Measurements: 17.5cm...
Celebrate women working and achieving in STEM with this brilliant pin. Part of our Badges of Honour range. Enameled blue metal badge. Measures approx 3 cm long.
This set of enamel pins features the five platonic solids - believed to underlie the structure of the universe by Plato and a major theme of Euclid's Elements. Set of five enamel pins with rubber pin back.Approximately 2.5cm tall.
GCHQ, the top-secret intelligence and security agency, is opening up its archives of decades' worth of codes, puzzles and challenges for everyone to try. Over the years, their codebreakers have helped keep our country safe, from the Bletchley Park breakthroughs of WWII to the modern-day...