If you're a K-12 biology or life science teacher, and you're looking for an exciting way to start the school year and incorporate technology, I'd definitely recommend checking out Wildlife Acoustics. Taking your students on a late night bat walk would be an awesome (and pretty unforgettable) way to get them engaged in the curriculum. The Echo Touch Meter is a little pricey, coming in at $499, but the team has done a great job researching potential grants that educators could use to make the purchase.
Plus, August/September would be the perfect time to search for bats, right before the head into hibernation for the winter! With all that being said... let's check it out!