USB-powered charger for LIR2032 coin cell batteries. DO NOT use with non-rechargeable CR2032 batteries!
Teknikio make a range of fun and beautiful sewables (or stickables - you can use them in origami/papercraft projects too), that are designed with children and education in mind, but they suit explorers, inventors, and curious minds of all ages: 8 to 108!
They've also put together a couple of fab guides on sewables and origami to teach you the basics and give you some project ideas.