Since IKEA boxes are designed to contain entire furniture items, they could probably fit a small child once they’re emptied of any flat-packed component pieces. This means they have great potential as makeshift forts—or even as play spaceships, according to one of the Swedish furniture brand’s print ads, which was spotted by Design Taxi.

First highlighted by Ads of the World, the advertisement—which was created by Miami Ad School, New York—shows that IKEA is helping customers transform used boxes into build-it-yourself “SPÄCE SHIPS” for children. The company provides play kits, which come with both an instruction manual and cardboard "tools" for tiny builders to wield during the construction process.

As for the furniture boxes themselves, they're emblazoned with the words “You see a box, they see a spaceship." As if you won't be climbing into the completed product along with the kids …

Check out the ad below:

[h/t Design Taxi]