The kid-friendly cable network is launching 3-D scenes of ''Hey Arnold!'' and ''Rugrats'' on their website

Viewers of kid-friendly cable network Nickelodeon are adjusting their senses to Nogglevision, a nifty new online feature at Nick’s funky Web home ( appearing through Oct. 13. Mini-mouse potatoes can view three-dimensional scenes of such television shows as Hey Arnold!, The Secret World of Alex Mack, and Rugrats on their computer monitors. Noggle Goggles — they’re available free at Blockbuster Video and with the purchase of some Kraft products — transform two-dimensional graphics into vertigo-inducing 3-D. Related gewgaws include the Nogglizer — a cool, albeit memory-munching, Java applet that online kids can use to draw their very own Nogglized creations — plus downloadable 3-D wallpaper.