Back to school solar power! Solar backpacks will charge any handheld electronic so your kids will never miss the opportunity to call home, right? Can we get kids on board with a modern Star Wars-ish design? As a parent, are you willing to pay the solar backpack price? If you're buying the kids iPhones, this costs less. Nonetheless, it's a great way to teach a generation about solar power. Here are more stylish solar backpack options.