Skateboard swing. Bet I could figure out how to make this.
So much cooler than a tire swing and it won't collect water! This is soo awesome!
Another use for old chairs: Turn them into swings. Spotted on Pinterest. Idea and photo via Husohem.se, which provides a tutorial, in Swedish. There’s also this chair-swing example [spotted on Pinterest via Nancy Wallace (sassynancy)], with rope...
10+ of the BEST Nerf Target Games - Exploding stick targets, army guy shooting gallery, Star Wars Nerf games, and more.
Giant Jenga FTW.
My dad needs to give me all of his pallets now. 40 DIY Pallet Swing Ideas | 99 Pallets
Backyard DIY Outdoor Scrabble | A1 Pictures
DIY balance beam for outdoor play - Casey and Claire had one of these! It was awesome!
Lilypad Pool Warmers - Using a hula hoop, and some cheap black plastic you can melt the plastic to the hula hoop - the black traps energy from the sun and heats up the pool.