It depends on the power and size of the plane, for high flight it would be good for long wings for acrobatics it would be short
Some good Remote controlled airplanes for beginners would to check out toy shops. Check Target ,TOYS RUS, for remote controlled airplanes. Look for it on amazon
ebay has a large selection of used rc airplanes with prices starting at $33 and going up to $1,300. The site can be found here: http://shop.ebay.com/i.html?_nkw=used+rc+airplanes
The level 3 RC airplanes are the best for smaller areas and low level operators.
If you don't want to alter the wings structurally or add too much weight, I would say spray the outer surface with a polyurethane lacquer.
Foam rc airplanes are a wonderful hobby entailing the building and flying of model airplanes that are constructed out of a lightweight but durable foam. More information on this hobby can be found at www.rcfoamairplanes.com.
I don't really know anything about rc airplanes, but there is lots of information online or in catalogs. Here's a link to an rc apriplane dealer: http://www.hobbytron.com/RCAirplanes.html
There are some Nitro RC airplanes that are run by gas. Mostly their electric. They can be real powerful and fast. Most are built real good and land pretty good too.
Information on RC airplanes is available in many books in book stores, libraries, and hobby stores. There are also many websites that have a lot of information on RC airplanes.
RTF airplanes are pre-assembled RC airplanes built to eliminate assembly time. This option is typically used for younger children or those uninterested in the construction of the planes themselves.
RC model airplanes are just one of the styles and various brands of radio controlled models. For a selection of RC flying machines complete with pictures check out http://www.nitroplanes.com for RC model airplanes, jets and helicopters.
RC airplane parts tend to be used in specific hobby airplanes or in only a few hobby airplanes that it will fit in. There are some parts that are interchangeable among other planes but that is the exception, not the rule.
ebay