Contrary to popular belief, memory dose not decrease with age, It only gets out of shape. Here are a few tips from Family Circle magzine to sharpen your memory skills:
To remember a face, look for prominent characteristics.
To find something , mentally retrace your footsteps on the day you misplaced it. Imagine the smells, sounds and the temperature outside at the time you last had it.
To recall name of old classmates, remeber the person in context. Visualize the school, kthe classroom and then your classmate.