Kids team up with stars like Ravi Patel and Jordin Sparks to create amazing Lego builds. Expert judges evaluate their work as they compete for $50,000, a trophy, and the Lego Masters Jr. crown.
Production
Production
Seasons
4 Episodes • Premiered 2025
1. Disney Train Ride
Young LEGO enthusiasts team up with celebrity guest starts like Andy Richter, Ravi V. Patel, Porsha Williams, Jordin Sparks and Alison Sweeney to make Disney-themed Lego creations.
2. Celebrity Stunt Doubles
Teams build Lego stunt doubles of their celebrity teammates and a vehicle for them to ride in a major action movie stunt.
3. Harry Potter
Teams are challenged with making LEGO reproductions of magical buildings from the "Harry Potter" franchise of books and movies.
4. Ninjago
Each team is tasked with building an incredible dragon; the winning team is revealed.
