Simple built-in to create a mudroom and/or storage anywhere from an entry, to kids room or in a laundry room by adding shelves or a deeper bench for sitting. Put drawers under bench or have the seat lift up to store things.
Playroom, table source: Freckles Chick website Chic playroom featuring Ikea Expedit Shelving Unit filled with The Container Store Rugby Stripe Bins, toys and books. Ikea Latt Children's Table and Chairs with Target pillows doubling as cushions.
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?