Crispin Livingston Hughes, Boy Inventor    by Tim Myers
Price: $1.99 USD. 10180 words. Published on July 30, 2010. .
Crispin’s dream is to win the science fair with one of his inventions. The only problem is that they aren’t 100% reliable all of the time. When he hears that his main competitor may be dying, Crispin sets out to find out what’s really going on, with his rival, and the competition!

The Arrow That Would Not Miss    by Matt Musson
Price: Free! 29880 words. Published on April 7, 2011. .
While rock climbing in the Smokies, Jeep Muldoon, "the boy who finds things", unearths an ancient relic of the Cherokee people. A friendly medicine man identifies the priceless ruby-tipped artifact as "The Arrow That Would Not Miss". Now Jeep and his pals must outwit shapeshifting Thunderbirds, a middle school bully, a Science Fair rival and raid the Cherokee Casino in their wildest adventure yet!

To Monkey with Love. Yuck!    by Rebecca Shelley
Price: $3.99 USD. 16550 words. Published by Wonder Realms Books  on January 16, 2012. .
In book 7 of the Smartboys Club, Monkey and Bean face off at the science fair. One of their projects will win, the other won't. It's a battle of wits between two of the smartest boys in school. And to top it off, Monkey gets a mysterious Valentine and has to hunt down its sender.