When I grow up, I'd like to build a barn Try to wonder if I'll know how I guess I just keep learning things a little at a time And I think I'll start right now Because we learn big things a little at a time To go right up the mountain, first we learn to climb I can be anything when I grow up By learning a little at a time When I grow up, I'd like to write a song But I wonder if I'll know how I guess I just keep learning things a little at a time And I think I'll start right now Because we learn big things a little at a time To go right up the mountain, first we learn to climb I can be anything when I grow up By learning a little at a time When I grow up, I'd like to fly a plane But I wonder if I'll know how I guess I just keep learning things a little at a time And I think I'll start right now Because we learn big things a little at a time To go right up the mountain, first we learn to climb I can be anything when I grow up By learning a little at a time