Two game in one, Tech Logic''s Brain Teaser will challenge both your memory and observation skills. The first challenge pack will test your observation skill as you try and find the differences between a set of two images. As you progress throughout the various levels of this pack the challenge becomes increasingly difficult. Can you complete all levels and uncover the hidden bonus? The second challenge pack will test both your observation and memory as you answer questions about various images presented to you. With over 65 unique levels and its one-of-a-kind Extensible Content feature, Tech Logic''s Brain Teaser provides long lasting gameplay.