Sundials - World's Oldest Clocks

North American Sundial Society

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To draw your sundial below, convert your latitude into a decimal number for entry. Example: 38 o45' N would be entered as 38.75 Then click the draw button to see the resulting angles for your dial.

When your sundial is drawn, print out the webpage and paste the dial face onto thin cardboard such as from an old cereal box. Fold the gnomon in half and paste it together. Be careful to first fold out the bottom tabs. Apply paste to the tabs and stick onto the base. Make sure that the high end of the gnomon face toward noon ( XII ).

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