Many parents complain that their children spend too much time playing with their computers and spend little time to do their homework. Here is a good news to these parents in distress. The Master Lock that avoids children from playing video games in the 1980s, until secret combination is circulating the web, however, there are more bizarre details surrounding the Safe Care's Homework First product. It is the U-shape steel lock that reminds us the steering wheel lock. This lock prevents the cartridge to be loaded in the system, and was created to avoid the kids to play with their Nintendo. The product was introduced in the market on 1989, according to Entertainment Weekly, "Safe Care president Tom Lowe invented the $15.95 device, after hearing that a friend's 14-year-old son stayed up all night playing Nintendo instead of studying for finals. Homework First has received endorsements from a pediatrician and the Council for Children's Television and Media."

Lowe's idea was recoiled by Nintendo, but Lowe was able to sold 25,000 of locks by 1-800 number and toy stores, without the support of Nintendo. The cost of the product was between $19.95-$21.95, sold at Sharper Image, Wal-Mart and Kay Bee Toys. The product also marketed as a guarantee to safety of saved games, blocking other kids to push in a cart and deleting previously saved files.

Other parents may opt to the newly released Nintendo games from Gametek, the games are according to the famous Fisher Price Toys and the idea is for children from three years old to eight. The games are called, My Grand Piano, which enhances the musical talents of children, Perfect Fit, which trains children's recognition and Little People Bowling Alley, which develop primary skills in mathematics. Presently, the games can be purchased in diskette versions for IBM computers, Apple and Commodore, the Nintendo versions in early part pf 2015.