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Sensory Metallic Motion Lamp - GoldScience buffs will be enthralled with the underlying fluid mechanics of the lamp, which are a form of Rayleigh Taylor instability. The hot wax inside is a different density than the surrounding liquid, but its density changes as it's exposed to heat, making it rise as it's heated by the bulb at the base, then fall once it cools down at the top of the lamp. It's a hypnotising, scientific marvel that fits comfortably on a side table.

The Rubik’s Cube is all about smart play and is guaranteed to improve your muscle memory and hand eye coordination

and science- the iconic Rubik’s Cube challenges your mind and problem-solving skills

282 870 942 277 741 856 536 180 333 107 150 328 293 127 731 985 672 134 721 536 000 000 000 000 000 ways of arranging the squares

Five different experiments:

and make sure your caterpillar companion always has a place to crawl

and won't absorb water or change shape

Furthermore

walkie-talkie

Add the brick-built Durmstrang Ship

Ages 10 and older

It comes gift boxed

This adorable and compact design is tailor-made for hands-on comfort wherever life might take you