1. stuffed animals
   school uniforms
2. lunch boxes

Japanese school blazer manufacturer Ogo-Sangyo started a debate about parenting limits when the company stitched GPS trackers and panic alarms into its uniforms.

1. global positioning system
   global privacy subversion
2. general position schematic

The global positioning system is a satellite navigation system capable of providing location information anywhere in the world.

1. true
2. false

While U.S. courts typically uphold parents' rights to exercise control over their children, placing your teen under surveillance probably isn't the best recipe for parent/child bonding.

1. 24
   96
2. 120

While there are currently 31 operational positioning satellites in the GPS network, it takes just 24 orbiting satellites to track our every move down here on planet Earth.

1. a virtual perimeter or border around a specific location
   the imaginary line between a navigation satellite and your GPS device
2. a weak electrical field created by the global positioning system

Retailers may use geo-fencing to send a coupon to your phone when you walk past their storefront; parents can use it to receive an alert when a child leaves a predefined perimeter.

1. 10 percent
   25 percent
2. 75 percent

According to The Nemours Foundation, just 25 percent of abducted children are kidnapped by a stranger. The rest are taken by a family member or other acquaintance.

1. within 8 inches
   within 8 feet
2. within 8 meters

If its marketing claims are to be believed, this high-end GPS tracker can pinpoint your teen's location to within 8 inches.

1. 1964
   1978
2. 1982

The U.S. military launched its first GPS satellite in 1978. The full contingent of 24 satellites was completed in 1994.

1. U.S. taxpayers
   The United Nations
2. wireless network providers

Not only do U.S. taxpayers pay monthly fees to wireless carriers, they also foot the bill for the GPS program itself, which is budgeted through the Department of Defense.

1. An RF transmitter requires multiple receivers to pinpoint the transmitter's location.
   An RF transmitter is too large for a child to carry.
2. An RF transmitter covers a much wider territory than a GPS tracker.

RF transmitters are small, light and have a long battery life, but they require multiple receivers to calculate location, and they are limited to a shorter range than a GPS.

1. Little Buddy Child Tracker
   Zoombak Car & Family Locator
2. Project Lifesaver

With Project Lifesaver, at-risk children are assigned a numbered transmitter, worn as a bracelet around the wrist. Local authorities have the receivers, which are used to track the child in the event that he or she goes missing.

1. around $199
   between $250 and $300
2. more than $699

Covert surveillance doesn't come cheap. This high-end GPS tracker retails for $950, with sale prices listed at $699 and up. And that doesn't include monthly fees for data storage and transmission!

1. HereIAm
   MobileMe
2. Glympse

You'll need to sign up for MobileMe if you want to remotely track your teen's iPhone. Of course, the service only works if your child has his phone with him -- and it's turned on.

1. LiveViewGPS PT-10 ($399 + $39.95/month)
   Little Buddy ($49 + $0-$15/month)
2. LiveView GPS PT-8200 ($759 + variable monthly service fees)

LiveViewGPS PT-10 ($399 + $39.95/month) took the top spot, but the runner up was a $49 device called the Little Buddy.

1. about six to eight hours
   about two to three days
2. about one week

Different models vary, of course, but the average life of a single charge is about two to three days.

1. true
2. false

AAA offers its OnBoard GPS system free of charge to the teen drivers it insures. The organization is betting that teens will take fewer risks if they know they are being watched.

1. Get lost!
   Live to tell about it.
2. Our eyes are everywhere.

The makers of the SPOT messenger hope that you will take your device on your next adventure and "live to tell about it."

1. the elimination of GPS Selective Availability
   the addition of 12 new global positioning satellites
2. the privatization of the GPS program

In May 2000, President Bill Clinton directed the Department of Defense to turn off GPS Selective Availability (SA), which had intentionally degraded public signals for national security reasons.

1. The U.S. Air Force
   NASA
2. The National Oceanic and Atmospheric Administration (NOAA)

The U.S. Air Force is responsible for ensuring the availability of at least 24 GPS satellites, 95 percent of the time.

1. Central Auditory Processing Disorder (CAPD)
   Tourette syndrome
2. Autism

Children (and adults) with autism frequently slip away from their caregivers, making GPS trackers particularly beneficial for families affected by the disorder.