Sixth-grade Hikaru Shindo's discovery of a bloodstained game board leads to an encounter with the ghost of Go master Fujiwara-no-Sai and the formation of an unbeatable Go team.

When Livy, who wants to impress her robotics engineer mother, and her robotics team partner, Jayden, build a robot using a borrowed artificial intelligence module, they give their creation deadly sentient brain power.

After a new boy moves in next door, Hannah wonders if she's being haunted by a ghost next door.

Soon after Claire is called on to investigate a new case, her ghostly partner Kaz is reunited with his brother, Little John, who joins them in searching for the cause of strange phenomena that occur each afternoon at five o'clock.

Farmer Ben takes a dim view of the cubs' plan to hold a Halloween Festival to help save his floundering family farm, and the situation is complicated when a couple of Ben's dead ancestors show up.

A resourceful young boy tries to help three hungry ghosts find something to eat.

Amanda maintains a pet cemetery in her backyard where she buries her dead pets, but when she and her friends prepare to bury a dead squirrel they find a grave with a doll in it, a discovery with links to a scary elderly neighbor.

Hoping to scare away Spider's little brother, Willy, Lolly Spider, and Sam each tell a spooky story--but then Willy has a story of his own to tell.

Cam uses her photographic memory to catch a thief disguised as a ghost.

Harry and his brother Alex are at Camp Spirit Moon. The jokes the old campers love to play on the new campers are serious, creepy, scary.