Fit the pieces on the board - then twist the gears to check your solution IQ Gears features 120 Challenges and 5 difficulty levels - Starter, Junior, Expert, Master and Wizard - and challenges become more difficult as you progress though the game portable and long-lasting, IQ Gears game is made with high-quality materials, ensuring safe play for your family for many years to come, and comes with a lid so you can take it anywhere! Ages 7+