"Experiments." . . "Experiments Juvenile literature." . . . . "Surveying." . . "Weights And Measures." . . "Weather Forecasting." . . . "Clocks, scales and measurements"@en . . . "Calendars - Plotting the stars - Measuring rotation - Measuring time - Speed and acceleration - Weight and gravity - Mass - Area, volume and capacity - Density - Surveying the land - Reading weather signalsl_" . "Easy to make science experiments with bright ideas and why they work"@en . . . . "Clocks, scales and measurement"@en . "Clocks, scales & measurements" . "Clocks, scales & measurements"@en . . . . . . . . . . "A paperback version of the successful Science Workshop series featuring colour photography, hands on experiments and projects."@en . . . . . . "Clocks scales and measurements"@en . . "Presents information and activities related to the measurement of time, weight, area, density, and other aspects of the world around us. Suggested level: intermediate, junior secondary." . . . "Presents information and activities related to the measurement of time, weight, area, density, and other aspects of the world around us." . "Presents information and activities related to the measurement of time, weight, area, density, and other aspects of the world around us."@en . . . "Juvenile works" . "Juvenile works"@en . . . . . . . "Time." . . "Stars." . . "Calendars." . .