An Ikea Hack custom train and activity table with TONS of storage. This is such an an EASY DIY project and a great way to get all of those toys up off the floor and organized once and for all! Maybe a Lego table and storage?
Lego cable holder - an awesome way to help you organize your cables! My husband loves lego crafts of all kinds & these lil guys are a great cable tidy for your home office. In need of more home office ideas? Check out this post