Le Caillou
Background
Le Caillou is a French studio founded in 2006. Its name is French for "The Stone" and has no connection with the book series and its television adaptation Caillou.
Le Caillou
Logo (November 16, 2007-May 28, 2008)
Visuals: In a rectangular outline, there is a hand-drawn box with a yellow vortex and the stone inside. The upper part of the rectangle is occupied by blue bar with word "studio", and in the bottom there is also a blue bar with hand-drawn words "Le Caillou".
Variant: On Bienvenue chez les Ch'tis, "developed by" is absent.
Technique: A digital graphic.
Audio: None.
Availability: Can be found on Bienvenue chez les Ch'tis and MTV Fan Attack, both for Nintendo DS .
Eul Caillasse Studio
This appears to be an internal division of Le Caillou or just the brand name, so it needs more information.
Logo (May 28, 2008)
Visuals: The words "eul Caillasse" are shown on a white background, and "Studio" below them to the right. Left to the word "Studio" there is a box with a stone inside.
Trivia: The name shown means "Stony Road".
Technique: A hand-drawn graphic.
Audio: None.
Availability: It appears on Bienvenue chez les Ch'tis (for Nintendo DS) besides the Le Caillou logo.