Advertisement What better to brighten a teacher’s classroom than rainbows? The Kikkerland Solar Powered Rainbow Maker is one of our favorite gifts for kids, and plenty of adults love it too.

“Teachers just love to be appreciated, and they love getting gifts,” says Jamie Sears, a former elementary school teacher who now runs the teacher blog and training company Not So Wimpy Teacher ...

Even with differing public and private school policies, teacher gifts are more popular (and more expensive) than ever. But ...