| Radio controlled or remote controlled (RC) devices | | | | airplanes are complex toys they require some amount |
| can be hobby grade or toy grade. Toy grade RC | | | | of control and knowledge of flying. Therefore, adult |
| devices are usually available at retail toy stores and | | | | supervision is required during flying and they are not |
| may be purchased by people for their children to play | | | | suitable for very young children. The airborne RC |
| with. These are mostly toys produced in bulk quantities | | | | models are among the most expensive and a crash |
| and comprise of non- serviceable parts. The RC toys | | | | may result in damages that may prove to be very |
| cannot be used outside as they are not rugged | | | | costly. |
| enough to take the strain of the terrain outdoors. Most | | | | 2. RC Cars: |
| of the radio controlled toy grade devices are not | | | | Cars are the most common and the most popular |
| durable as they are made from soft materials that are | | | | among the RC toys. The cars are either fuel driven or |
| easily breakable. These items are ready to use and | | | | electrically powered. These can be operated even by |
| thus require no assembling of parts. Since they run on | | | | children and are much safer compared to airborne |
| battery cells, all you need to do is place the batteries in | | | | devices. The RC cars may be used in on-road or |
| the case and your toy is ready to play. | | | | off-road RC car races. The RC car models come in |
| Hobby grade radio controlled devices are meant for | | | | various sizes and shapes. |
| the serious enthusiast. These devices are simple in | | | | 3. RC Helicopters: |
| their design and can be remodeled, serviced and | | | | This is another airborne device. However, its design |
| reused. The material is durable and the items are | | | | and flying pattern is different from that of an airplane. |
| usually custom made. More often these devices need | | | | Some enthusiasts prefer it to the airplane as they |
| to be assembled, but the stores may deliver the | | | | claim it to be much more interesting for flying. The |
| assembled piece, if you so wish. A serious hobbyist will | | | | same factors of airplanes apply to helicopters too. |
| always prefer to buy the kit and do the assembling | | | | 4. RC Boat: |
| himself. This is in itself a creative art that the hobbyists | | | | The first radio controlled toy to be created was a boat |
| indulge in, apart from participating in various | | | | as demonstrated by Tesla. He showed the public, a |
| competitions. There are sporting events held for the | | | | boat that obeyed people's command. In reality, he was |
| RC enthusiasts that have their own rules for the game. | | | | remotely controlling the boat. |
| The various types of radio controlled toys available | | | | 5. Robotics: |
| presently are described below: | | | | Robotics is popular in Japan, but the western world is |
| 1. Airplanes: | | | | also fast catching up. There are competitions held for |
| The RC airplane is available in various shapes and | | | | the best robot created in terms of design and |
| sizes, from gas turbine driven models to the smaller | | | | creativity. Robotics is moving to the latest technology |
| flyers. They can be tied to a pole with the help of a | | | | of artificial intelligence and voice control models. Radio |
| rope or they can be free flying. They can be fuel | | | | control models are being used as toys and for remote |
| driven or electrically propelled and the latest models | | | | handling of bombs and other activities involving danger. |
| can even reach speeds of 250mph. Since the RC | | | | |