Basketball blues -- The case oif the haunted haunted house -- Back to school -- The case of the poisoned pig -- Dancing queen -- Annabel the actress starring in "Gorrilla my dreams" -- The mystery of the U.F.O. -- The case of the stinky socks -- The mystery o f the dinosaur bones -- The mystery of the stolen diamonds -- Spiders! -- The snow walker -- The schoolchildren's blizzard -- Thinking about ants -- Astro : the steller sea lion -- Biggest, strongest, fastest -- Elephants swim -- What do you do with a tail like this?