<DIV>Shows large detailed cross section of a tooth and surrounding gum and bone. Shows and labels primary teeth, permanent teeth, childhood dentition and oral cavity. Illustrates and describes function of the types of teeth. Shows tooth decay and innervation and blood supply. <br><B>Compatibility:</B> <br>BlackBerry® OS 4.1 or Higher / iPhone/iPod Touch 2.0 or Higher /Palm OS 3.5 or higher / Palm Pre Classic / Symbian S60, 3rd edition (Nokia) / Windows Mobile™ Pocket PC (all versions) / Windows Mobile Smartphone / Windows 98SE/2000/ME/XP/Vista/Tablet PC </div>