Steve klein notitieboekje met toverpen

My kid spent a solid hour writing secret messages and then shining the UV light to reveal them—the 88 illustrated pages kept her busy the whole time. The pen is surprisingly smooth to write with, and the invisible ink dries instantly.

The UV light revealing the hidden ink is such a clever trick—my nephew couldn't believe his eyes when his doodles appeared out of nowhere. With 88 pages, he's got plenty of room for all his little mysteries and secret messages.

My daughter's been sneaking it into her backpack every day since it arrived—the invisible ink pen is such a clever trick, and there are 88 pages for her to fill with all her little secrets. The UV light reveals everything she writes, which honestly makes me feel like a detective when I check it with