Going down stairs are so mainstream. Imagine sliding down from the floor to the first. Talk about fun! But, I will need stairs so I can walk up to the rooms. But, an indoor slide is good when coming down.
This would be cook for crayfish boil! I think anything with built in cooler space is probably a good idea for summer. Kids wagon, outside seating, or this: DIY Patio Table With Built-In Beer/Wine Coolers.