Strange and curious things were happening in the Wallaby household.Young Wilson Wallaby was good at counting, he practiced every day. But...Jars of jam, rocks and socks were going missing!Perhaps there was a thief? Was someone robbing the Wallaby's?How will young Wilson Wallaby catch the thief? A nocturnal plan is put into place.The unexpected answer is a surprise to everyone.Grandpa Wilson Wallaby relates a mysterious and puzzling tale to his grandchildren, William and Wendy. It happened when Wilson was a young wallaby, just as they are now.Enriching friendships between young and inquisitive and worldly and elderly unfold in this tale of a tale.