(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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I-Gradual rotation of the axis
G-18 years
B-1000 miles below the surface
N-freeeee! :)
I-Gravitational pull
G-Hippachus (greek astronomer)
I-Torque-free + torque induced
B-Wobbling/
noddng
G-26,000 years
N-James bradley
B-Where weight is distributed evenly
B-The rotation of a spinning astronomic object to vary
N-The ceneter of mass of two or more bodies
G-no
N-As the sun orbits the barycenter its being changed or wobbles