In one of his most daring exploits, Jack goes down under -- literally -- to investigate the disappearance of a diver off the Great Barrier Reef of Australia. Using everything in his backpack arsenal from anti-puke pills to a morphing suit, an egg-shaped submarine to Disappearing Milk, he exposes a deadly nest of pirates raiding a shipwreck site. Jack has to thwart their schemes, evade their attempts on his life, and escape the primordial hunger of three deadly species: a Komodo dragon, a set of sharks, and the most poisonous predators in the reef, the Irukandji jellyfish. Can he save the...

In The Escape of the Deadly Dinosaur, Jack zooms to the city that never sleeps to try to solve the mystery of the missing Allosaurus toe. Starting at the Natural History Museum, Jack's detection takes him to a competitive grade-schooler determined to win the science fair with his experiment crossing his own dog with the DNA from the bone of a dangerous, carnivorous dinosaur. Soon the gargantuan creature is terrorizing New Yorkers and Jack must stop him before he devours the animals in the Central Park zoo

Anne, John and Sue (best friends) travel through a comic adventure meeting Charlie the Monkey, Bad Girl Betty, the Monster, Buzzy Bee the Silly People, the Box of People, Flat face Round bottom, Granddad's sharing hands, Bill and his 'Everything' shop and others. Comic Maths concerns pre-number, number, pre-algebra, measure, geometry, handling data and chance. Comic Maths is organised as a series of 25 short comics which spiral upwards in difficulty. There is a 'Big Robert Says ...' section containing miscellaneous exercises at the end of each turn of the spiral; and there are extension...