you can buy bidet sprayer diaper sprayer with shut off valve on amazon and other retailers, I am actually buying a bidet sprayer to use as a kitchen sprayer. Better quality sprayer (kitchen are all plastic including the hose).
Fix a classic G.I.JOE figure (using a condom)
Drunken Gummies (Vodka-Infused Gummi Bears)
Create a Bathroom Murder Scene
Garden Markers You Can Make
Hoop Houses- Gardening all year long in New England.
Garden Box Construction (4'x6')
Removable, Custom bumper stickers
Altoids Advent calendar
Make a Japanese Garden Lantern out of Hypertufa
Net Fruit Picker
Make a Cat Bed from a Computer Monitor
IcePop Drip Irrigation for your garden.
How to save water in gardens and small-holdings: the Scrooge Bottle.
Easy to make concrete bowls and planters...
How to Make Blooming Tire Planters...
Make robo-planters re-using home junk
Bootleg Wall-E (AKA "Guali")
Hammer Time! Bike Trailer
"Homunculus" Kinetic Robot sculpture from found materials
Crocheted Western Tanager
Steampunk Style Fan
Vampire Blood Lollipops
Transparent document folders
Ergonomic work station
MagSafe for the Rest of Us: A DIY Magnetic Power Adaptor
Not In My Garden You Don't ... Deer (and other safe, frugal forms of pest control)
The Word Clock - Arduino version
Automated Cat Feeder
Altoids Tin Guitar
List Of **FREE STUFF** For your projects
Free Electronic Samples
Multi Strand Finger Loop Braiding
How to Build Working Gears from Junkmail and Cardstock
How to make your cat purr
Hard drive platter clock.
MintyBoost! - Small battery-powered USB charger
Wallet made from a computer keyboard
Ribbon Cable Wrist Bracelet
Motherboard PCB Bracelet
Geeky Circuit Board Earrings
Holiday Orange Wedges!
Pomander ball Christmas gift
Sparkleball (no-melt) for the Holidays!
Custom Antenna Balls
"1UP Mushroom" Mushroom Burger!
Invisible Book Shelf
Cat-Powered Automatic Cat Feeder
The Green Pee Cat Litter System
Cat Litter Dust Control
"Hide-in-plain-sight" Cat Litterbox
Litter Box Vent Fan - Eliminate Cat Litter Stink