I think because flyboys are easier to make and you can make more. But I'm not sure.
Both, Ari is the only eraser left and now there are flyboys.
Yes, they invented those names
Flyboys was released on 09/22/2006.
The Production Budget for Flyboys was $60,000,000.
Flyboys grossed $13,090,630 in the domestic market.
plastic erasers, art gum erasers, kneaded erasers
8 erasers minus 3 erasers is 5 erasers, which is an integer, not a fraction.
In "The Flyboys" (2008), Kyle Barrett is played by Reiley McClendon.
The different kinds of erasers available in the market include vinyl erasers, kneaded erasers, gum erasers, and pencil cap erasers.
Rowlings joined the fighter squadron known as the "Hell's Angels" from the flyboys.
The Flyboys was released on DVD in the UK titled Sky Kids on 25 May 2009.
erasers can be used in violent manner! so use your erasers wisely.