Complete first game.
Play 5 min in classic mode.
Play 1 hour in classic mode.
Play 1 hour in quant mode.
Play 5 min in quant mode.
Play 5 min in unlim mode.
Play 1 hour in unlim mode.
Solve 1000 formulas.
Solve 100 formulas.
Complete 100 games.
Complete 1000 games.
Achieve level 5.
Solve 10000 formulas.
Achieve level 10.
Achieve level 15.
Solve correctly 10 formulas in a row.
Achieve level 20.
Solve correctly 100 formulas in a row.
Solve correctly 500 formulas in a row.
Solve correctly 1000 formulas in a row.