Grandpa Brenner and the camel

Grandpa Brenner is no ordinary grandpa. Grandpa Brenner is different. Who else would produce a ladder no-one else can see - then climb to the top of the tallest tree around? Who else would summon a cloud to take Charlie and Billy to distant lands? Who else but Grandpa Brenner would fight off vultures, save a dying camel in the desert and... Whoa! Hold on a moment - why not join Grandpa Brenner and the boys on the journey of a lifetime, and have an adventure you'll never forget?But you must be able to keep a secret....