Lego-obsessed crowd packs convention every June near Chicago

This June 2017 photo taken at Brickworld Chicago in Schaumburg, Ill., shows part of the long lineup of Great Ball Contraptions built from Legos for funneling mini Lego soccer balls from device to device. Every June, Lego enthusiasts from around the world descend on Schaumburg, a northwestern suburb of Chicago, to build Legos, display Legos, play Legos, swap Legos, win Legos and more. This year’s convention is June 13-17. (AP Photo/Marcia Dunn)

This June 2017 photo taken at Brickworld Chicago in Schaumburg, Ill., shows Chicago-area college student Casey McCoy and the self-portrait he created from more than 3,000 Lego bricks. Every June, Lego enthusiasts from around the world descend on Schaumburg, a northwestern suburb of Chicago, to build Legos, display Legos, play Legos, swap Legos, win Legos and more. This year’s convention is June 13-17. (AP Photo/Marcia Dunn)

This June 2017 photo taken at Brickworld Chicago in Scaumburg, Ill., shows some art knockoffs, Lego-style. Every June, Lego enthusiasts from around the world descend on Schaumburg, a northwestern suburb of Chicago, to build Legos, display Legos, play Legos, swap Legos, win Legos and more. This year’s convention is June 13-17. (AP Photo/Marcia Dunn)

SCHAUMBURG, Ill. — If you think five consecutive days of Lego are for the kiddie set, think again.