Many parents who consider themselves web savvy said they were surprised about how much they didn't know, 6News' Ericka Flye reported.

Slideshow: 20 Internet Acronyms Parents Should Know

The forum at Guerin Catholic High School warned parents that one click on the Internet can expose a child to numerous dangers.

"Predators prey where kids play, and kids are playing a lot of online games now, and they're able to establish a camaraderie with individuals from down the block or around the world," said Cris Clapp Logan, an Internet safety advocate for Enough Is Enough, an online safety organization.

"I wasn't aware of what goes on in the gaming world. I was really amazed that's out there," said parent Cathy Mitchel. "It's like nothing is safe for them."

Movie websites where people can post profiles are another new place where predators prowl for young victims on the Internet.

The problem for parents is that children generally have more capability online than parents can keep up with.

"We say that they cut their teeth on the keyboard. We learned about technology, but they cut their teeth on it," said parent David Gorsage.

Acronyms such as MIRL (meet in real life), TD2M (talk dirty to me) and POS (parent over shoulder) are often a foreign language to people who aren't immersed in that culture.

Experts urge parents to place computers in a common space in the home that is easily viewable by anyone.