Sanakirja.org

Esimerkit

• I read every evening, sometimes late into the night, with the help of kerosene lamps, often secretly, past my bedtime.
• Irregular bedtimes may disrupt healthy brain development in young children, according to a study of intelligence and sleeping habits.  ¶ Going to bed at a different time each night affected girls more than boys, but both fared worse on mental tasks than children who had a set bedtime, researchers found.