Melonhead And The Vegalicious Disaster Melonhead Series, Book 4.

It's not fair! Not only is Melonhead's new fifth-grade teacher notoriously strict and mean, his mother is making him eat more and more vegetables. So Melonhead and his pals come up with a genius idea to get out of eating his mom's vegalicious meals, all the while convincing her that they actually love them. But the genius idea leads to totally unexpected and stinky results!