Discusses how magnets work, shares examples of how they are used around the house, in transportation, and in medicine, and provides a brief history of the study of magnetism.
Thirteen-year-old Jon and his eleven-year-old sister, Tania, are typical kids—except Tania can communicate with ghosts. Their parents also happen to be the producers of a ghost-hunter television show—
Thirteen-year-old Jon and his eleven-year-old sister, Tania, are typical kids—except Tania can communicate with ghosts. Their parents also happen to be the producers of a ghost-hunter television show—
When Jon and Tania attend a costume party at a museum full of ancient arms and armor -- relics that have been through bloody battles, or worse -- it doesn't surprise either of them to discover a ghost
Eveningstar Macaw lives in a glorious Mayan city in the ninth century. When the king falls ill and dies, the city begins to crumble. An evil high priest, Great Skull Zero, orders the sacrifice of thos
