Free Lego Jurassic World Event at Toys R UsThis free event has ended, but find upcoming FreebiEvents here. Make plans to attend a free Lego Jurassic World Event at Toys R Us this Saturday, June 20 from 12-2 pm or while supplies last. Make & take a FREE Mini LEGO® Jurassic World Gate! This event is intended for children ages 5+ and parental supervision is required at all times. Event is scheduled at participating local Toys R Us locations.