Campfire Starters - stuff toilet paper rolls with dryer lint. You can even roll and wrap in newspaper. Toilet paper rolls and dryer lint are an inexpensive DIY project - in fact free and you are recycling!
(This would work for pets also.) homemade chicken waterer- so stinking simple and smart! (Wonder if you could do the same thing with a large "Gatorade" cooler and give your hens cool water in the summer.