Mecha Builders — Season 1, Episode 5: That Ol' Time Rock Rolls!
Animation, Kids • 12 min • 1 season, 52 episodes • ★ 7.3/10
Episode synopsis
When Big Old Boulder rolls down the hill towards the museum, Berta needs the Mechas help to keep it stable.
About Mecha Builders
Robot heroes in training Elmo, Cookie Monster, and Abby Cadabby use their STEM superpowers to solve wacky larger-than-life problems.