E4
4. Ninjago
Each team is tasked with building an incredible dragon; the winning team is revealed.
Latest episode
S1 E4 · Ninjago
LEGO Masters Jr. is a reality and family TV series that premiered on FOX on August 18, 2025. It has 1 season and 4 episodes so far and has ended. The latest episode, Season 1 Episode 4 "Ninjago", aired on September 8, 2025.
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.
Last updated
4 episodes · 1 season
2025 · 4 episodes · Last episode: 1 year ago
E4
Each team is tasked with building an incredible dragon; the winning team is revealed.
E3
Teams are challenged with making LEGO reproductions of magical buildings from the "Harry Potter" franchise of books and movies.
E2
Teams build Lego stunt doubles of their celebrity teammates and a vehicle for them to ride in a major action movie stunt.
E1
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.
LEGO Masters Jr. has ended, so no new episodes are scheduled. The final episode aired on September 8, 2025.
The most recent episode of LEGO Masters Jr., Season 1 Episode 4 "Ninjago", aired on September 8, 2025.
LEGO Masters Jr. has 1 season with 4 episodes in total.
LEGO Masters Jr. first aired on FOX on August 18, 2025.
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LEGO Masters Jr.
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