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Title Topic Difficulty
Two Touching Circles Geometry TBD
Squares and Sums Number Theory TBD
Changing Mass Classical Mechanics TBD
An Interesting equation Algebra TBD
Max the length Number Theory TBD
Infinite tangents Geometry TBD
Can the angle take any value? Geometry TBD
Logs and Graphs Algebra TBD
Cannonball's orbit Classical Mechanics TBD
Calculator is for the dull Algebra TBD