New parents everywhere know the first rule of parenting is keep your baby alive. Unfortunately, there are many factors that can make this a challenge.

That first year of life is the hardest because it's when babies are the most vulnerable. Couple that with a low socio-economic status, and this fundamental task may start to feel daunting.

However, about 80 years ago, one country — Finland — came up with something ingenious to help parents keep their babies alive: a box.