
Episodes

1. Disney Train Ride
18 Aug 2025 · 43 min
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
25 Aug 2025 · 43 min
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
1 Sept 2025 · 43 min
Teams are challenged with making LEGO reproductions of magical buildings from the "Harry Potter" franchise of books and movies.

4. Ninjago
8 Sept 2025 · 43 min
Each team is tasked with building an incredible dragon; the winning team is revealed.
LEGO Masters Jr. Season 1: quick answers
How many episodes are in LEGO Masters Jr. Season 1?
Season 1 of LEGO Masters Jr. has 4 episodes, about 3 hours in total.
When did LEGO Masters Jr. Season 1 come out?
Season 1 premiered on 18 Aug 2025.