A childhood spent building everything from castles, to spaceships, to monsters is all one really needs to remind themselves why Lego is the ultimate toy for everyone from toddlers to seniors. But check out the trailer for A Lego Brickumentary for even more reasons to love all those colorful plastic pieces.

The documentary actually premiered at the Tribeca Film Festival last year, but it’s finally getting a U.S. release on July 31. And even though you probably don’t need much convincing to spend two hours in a theater watching a documentary all about Lego, here’s a clip from the film that the Wall Street Journal posted last year to help further whet your appetite.

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