Malachy Doyle 
Molly and the Lighthouse 

Molly wakes in the night and something is wrong, very wrong. The lighthouse outside her window has stopped flashing! Without it, how will her father, out night-fishing in his little red boat, find a safe way into the harbour? Molly needs to get the light working again… and fast!A dramatic and heart-warming story about courage, determination and love.Also available in the series:- Molly and the Stormy Sea- Molly and the Whale