When the boys started showing interest in the stairs a few months ago, we didn't want them any where near them. Well, we then figured maybe it would be good for them to know how to get up and down the stairs. Plus they really have lots of fun. Both boys are proficient going up and Ethan is proficient going down, Lucas is still learning. They always do this supervised with an adult one or two steps behind them. Here's a video of Ethan.
2 hours ago