(Paperback)

Ten-year-old Michael Wilson notices that strange things are happening at old Mrs. Vernon's house. Can Michael and his friends Liv and Leo create some gadgets to figure out what the odd, old woman is up to

(Paperback)

When Michael Wilson keeps hearing an unusual sound at night, he calls on his friends Liv and Leo to help him figure out what's causing it.

(Paperback)

The brown house at the end of Shaker Street is a bit shady. Everyone who moves in gets scared off. The Mysterious Makers set to making a ghost detector to determine just what's behind the spirit on Shaker Street.

(Paperback)

Shaker Street residents are finding holes all over their yards. Are animals to blame Are aliens! Michael, Liv, and Leo decide to investigate what's behind all the destroyed landscapes.