A) a jigsaw puzzle
B) a math problem
C) four riddles
D) an animal mystery

A) dinosaurs
B) riding in a minisub
C) Morgan le Fay
D) dolphins in the ocean

A) to the fair
B) to the internet
C) to the forest
D) to the ocean

A) pieces of seashells
B) bits of sea grass
C) tiny grains of sand
D) tiny sea animals

A) a starfish button
B) an oyster button
C) a coral button
D) the slide button

A) by pressing the arrows
B) by turning the wheel
C) by using arm signals

A) an octopus
B) an eel
C) a shark
D) a dolphin

A) the minisub had been cracked
B) it had traveled millions of miles
C) it was part of an old airplane
D) it ran on batteries

A) to escape from the shark
B) it was going to find food
C) it was tired of the minisub
D) because it was hurt

A) they wanted to go for a swim
B) the shark broke the sub's window
C) they were close to the shore
D) it began to fill up with water

A) They wanted to relax.
B) They liked doing the backfloat.
C) They were too tired to swim.

A) two seahorses
B) two sharks
C) two dolphins
D) two oysters

A) oyster
B) seahorse
C) dolphin
D) sand

A) Morgan le Fay told them so.
B) The oyster jumped back into the water.
C) a new word replaced the riddle on the scroll
D) The dolphins did a flip.

A) They oyster was grey.
B) The oyster was on the reef all along.
C) They were squeezed by an octopus.
D) It was in the minisub's log.

A) no
B) yes