(Print) Use this randomly generated list as your call list when playing the game. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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O-Free
I-Psychological Construct
G-Free
I-REM (Rapid Eye Movement)
I-Sleep
O-The suprachiasmatic nucleus (SCN)
I-Circadian Rhythm
B-Consciousness
G-Sleep Cycle
B-Free
O-Sleep Episode
G-Ultradian rhythms
N-Sleep-Wake Cycle
G-Altered State of Consciousness
N-Normal Waking Consciousness
G-Electro-oculograph (EOG)
I-Electromyograph (EMG)
B-Melatonin
B-Electroencephalograph (EEG)
B-Video Monitoring
N-Free
O-Sleep Diaries
O-Naturally Occurring Altered State of Consciousness