. . . . . . . . "The golden picture book of science : animals, plants, rocks, gravity, rain and snow, the sky and the ocean. With 32 experiments and activities" . "Juvenile works"@en . "The golden picture book of science : animals, plants, rocks, gravity, rain and snow, the sky and the ocean : with 32 experiments and activities : pictures by Marjorie Hartwell and Valerie Swenson"@en . . . . .