Despite technology paving the way for some seriously advanced toys these days, Lego building blocks are still one of the most popular. While children can foster their creativity while building simple or elaborate Lego sets, parents are able to watch their kids problem-solve and become more strategic thinkers. Plus, Lego themes are pretty much endless, so you're bound to please just about any kid. As long as you're careful not to step on any in the middle of the night, bust out your wallet and check out the hottest new Lego sets for 2018!