in san diego, california, i'm doug brauner, reporting for "teen kids news." >> to mark our 10th year on tv, each week, we take a look back at one of the stories we've covered. >> if you have trouble sleeping, you may need to say "good night" to your computer a little earlier. you see, scientists found that staring at the bright computer screen actually confuses your brain so that it thinks it's still daytime, even though it's not. so be sure to turn off your computer at least an hour before you go to bed, because you can always play tomorrow. i'm brian "the cyber guy" for "kids news." >> a number of schools around the u.s. are getting help...from a tv show. christina explains. >> ♪ i got the horse right here ♪ ♪ his name is paul revere ♪ there's a guide that says if the weather's clear ♪ >> a lot goes into making a musical, and it starts long before the curtain ever rises. >> your job is to tell a story. whether you're onstage, whether you're singing, whether you're dancing, whether you're acting, whether you're doing all three at once, which happens a lot in musicals, your job is to

from pebble beach, i'm doug brauner for "teen kids news." >> it's been said that firefighters save hearts homes. they also carry a heavy load -- the burden of responsibility, and, as carina found out, the burden of all the gear they must wear. >> no question about it -- fighting fires is dangerous business. it takes a lot of training, skill, courage, and equipment. when i visited the bergen county fire academy, instructor mike o'hagen gave me a hands-on lesson in firefighting fashion and safety. >> firefighters go into extremely hot temperatures -- temperatures that exceed 1,300, 1,400, 1,500 degrees. without that protection of that thermal barrier within your gear, you would just burn up right away. we have minutes to re-- seconds to rescue people, and we need all the protection we can physically >> firefighters call it their "bunker" or "turnout" gear. and it turns out there's a lot of it, as i discovered when i agreed to put it all on. so, where do we start? >> well, let's start by trying on some bunker gear. >> okay. >> let's step into our boots and pants. >> okay. >> what you want to