President Obama’s newly unveiled budget is making political waves…he’s pushing for publicly funded “preschool for all,” paid for with a new tax on cigarettes. Here in New Hampshire, there’s been a different kind of preschool push…toward teaching kids outside. So-called nature preschools and forest kindergartens may sound like more fun than foundational, but this approach to early learning is gaining popularity for teaching the basics, while getting kids away from screens into the wilderness.