In IQ-Blox the walls don't block...they help you find the solution. The latest addition to SmartGames' best selling IQ Series, IQ Blox has players use the walls as guides to fill the game board with colorful puzzle pieces. Includes 120 skill-building challenges that are easy to set up... but hard to put down! The IQ Series from SmartGames offers an unparalleled combination of play value and fun. Earlier challenges are easier - while later challenges will test even the most seasoned puzzle game players. Have fun while improving memory and developing skills ranging from planning to spatial dynamics.