Return to Book List Grade 4 Science Magazine & World of Science   Find your KEYWORD. Then click the title of the Science Magazine or World of Science feature.   Classifying Living Things Topic 1: Spare Parts for the Human Body SPARE Topic 2: Larger than Life UPCLOSE Topic 3: Helping One Another HELP Topic 4: Helping Endangered Species ATRISK Topic 5: Saved by the Sun SUNNY   Matter on the Move Topic 1: Mountains of Matter TRASH Topic 2: Who Set the Standards? DIMENSIONS Topic 3: A Chemist Who MATTER-ed CHEMIST Topic 4: Everything Changes SHIFT Topic 5: Fight a Fever? FEVER Topic 6: There's No Tool Like an Old Tool! ARCHIMEDES   Learning About Earth's History Topic 1: Marvelous Minerals MINERALS Topic 2: What Good Are Fossils? BONES Topic 3: The Work of Wind and Water WEATHERING Topic 4: The Ever-Changing Planet LAVA Topic 5: What's Inside the Moon? LUNAR   Animals Topic 1: Once in the Wild DOMESTIC Topic 2: Control Without Chemicals PESTS Topic 3: Helping Endangered Animals INDANGER Topic 4: Help Wanted: Animal Doctor VETS Topic 5: The Science of Breeding BREEDING Topic 6: Dancing Bees BEES   Electricity and Magnetism Topic 1: A Shocking Story FRANKLIN Topic 2: Making Light of Electricity FILAMENT Topic 3: Critical Circuits MAZE Topic 4: Flips, Slides, and Turns FLIPS Topic 5: "Current" Jobs WIRING Topic 6: A POWER-ful Sun! DAYSTAR   Earth's Water Topic 1: Water from Space? MOONICE Topic 2: Let It Rain! POUR! Topic 3: Tidal Power TIDES Topic 4: Flood! FLOOD! Topic 5: Surviving on the Savannas SAVANNA   Human Body: A Body in Motion Topic 1: (Don't) Gimme a Break! BREAK Topic 2: Be a P.T. THERAPY Topic 3: Analyzing Ads ADS Topic 4: Helping Kids Say No! NO