Asked to describe your grandparents, you may conjure fond childhood memories of trips to the park or going round for your favourite dinner after school. You may live just around the corner and see your grandparents daily or they might be a welcome voice on the phone, brightening your day from afar. Elaine Chong discovers just why it is that grandparents matter so much to us and she finds out what happens when grandparents step in to raise their grandchildren.