iconic memory (visual sensory memory) a momentary sensory memory of visual stimuli; a photographic or picture-image memory lasting no more than a !!! few tenths of a second!!!
echoic memory (auditory sensory memory) a momentary sensory memory of auditory stimuli; if attention is elsewhere, sounds and words can still be recalled within !!! 3 or 4 seconds!!!
Chunking: organizing items into familiar, manageable units; often occurs automatically or without even noticing(memorizing all the numbers of a football team)
mnemonics: memory aids, especially those techniques that use vivid imagery and organizational devices (when associating a word with numbers, letters, memorable places, or other words)