Would be fun kid hideout space! Awesome dog kennel under the stairs design idea. If you want an indoor dog house, utilizing the space under the stairs for a cozy, attractive and practical space for dogs is a good idea! I love this design.
IKEA Hack: DIY Command Center with Storage and Chalkboard. It started as 3 Expedit shelving units from IKEA but when turned on its side, it offers a great storage and organization center that makes a perfect command station