"Picture puzzles." . . . . "Technology." . . . . "Electronic books" . . . "Science-fun a spot-it challenge" . "Science-fun"@en . . . . . . "Science-fun : a spot-it challenge" . "Spot it : Science-fun : a spot-it challenge"@en . . . "\"Simple text invites the reader to find items hidden in science-themed photographs\"--" . "\"Simple text invites the reader to find items hidden in science-themed photographs\"--"@en . "Juvenile works" . "Juvenile works"@en . . . . . . "Science." . .