- Grass Lawn ChairMedia Platforms Design TeamThis unique lawn furniture is part garden, part recycled junk. The result, however, is an innovative chair that would make a great fit in any backyard-just don’t forget to mow the furniture.2. LED Hula HoopsMedia Platforms Design TeamHula hoops are one of the simplest toys to make-take a hollow plastic tube and seal it in a circle. This hoop mod goes two steps further. Add a switch, a battery, some wire and a number of LEDs-all for under $20-and your hoop will light up a yard.3. Make Your Own BBQMedia Platforms Design TeamGrill your next batch of hamburgers on this impressive-looking brick barbecue. While you’re at it, why not make your own BBQ sauce?4. Pool Solar Water Heater Media Platforms Design TeamWhen your pool water is too cool for comfort, just capture the sun to heat it up. This solar water heater uses a series of copper pipes to raise the temperature in a cheap and environmentally friendly way. 5. Sprinkler Water ToyMedia Platforms Design TeamKeep the kids occupied on a hot summer day with this DIY sprinkler setup, which will mist as they run through.6. Pool Volleyball NetMedia Platforms Design TeamCheap netting and PVC pipe can be made into a pool volleyball setup.7. Collapsible Outdoor TableMedia Platforms Design TeamThis wood table collapses and rolls up for easy transport, indoors and out.8. Garden PondMedia Platforms Design TeamAdd an ecosystem to your backyard with a garden pond-in a lined pit or aboveground.9. Garden BoxMedia Platforms Design TeamIf you don’t have the room for a garden pond, here are instructions to make a 2 x 4-foot boxed garden.10. Camping ChairMedia Platforms Design TeamThis all-purpose canvas chair works for camping, the beach, or can be set up at an outdoor concert.11. Cooking TripodMedia Platforms Design TeamThis DIY tripod aids in campfire cooking. Hang a pot or a Dutch oven from the tripod for meals in the yard or woods.12. Sploosh Toy[youtube]http://www.youtube-nocookie.com/v/O7Ym0iz9QFY&hl=en&fs=1&[/youtube]Legos, a hand pump and a Rube-Goldberg-esque setup make for a suprisingly entertaining water toy.13. Crazy CroquetMedia Platforms Design TeamThis croquet set is built with a mini-golf sensibility-complete with obstacles and ranging difficulty levels for each wicket.14. Soda-Bottle Lawn DartsMedia Platforms Design TeamTurn 2-liter bottles into lawn darts. And yes, like regular lawn darts, these are dangerous.15. Urban HorseshoesMedia Platforms Design TeamThis horseshoe variant includes a box, a cup and three ways to score.16. Fix a Bocce BallMedia Platforms Design TeamHave a broken bocce ball? No need to run to the store for another set-here’s how to mend it.