Medium
Dark Riddle
My first is a part of day, my last a conductor of light. Measure of time useful day and night. What am I?
Choose an answer
A.A clock
B.A sun-dial
C.A calendar
D.An Hour-glass
Answer: An Hour-glass
Sand (last) conducts through the glass to measure time (whole).
Related Riddles
Hard
Dark and Night Riddles Riddle