Unique Puzzle Experience with Transparent Pieces – IQ Bubbles adds a vibrant twist to logic games with colorful, see-through bubbles that layer in a whole new challenge. 120 Mind-Stretching Challenges – Includes a full spectrum of brain teasers with gradually increasing difficulty for long-term replay value and mental growth. More Challenging Than It Looks – The transparency of the pieces makes placement deceptively tricky, delivering a deeper cognitive workout than most compact puzzle games. Smart and Sturdy Design – Comes with a durable travel case and high-quality pieces designed to withstand on-the-go play without losing shape or clarity. From the Award-Winning SmartGames Brand – Trusted by parents, teachers, and puzzle lovers worldwide for exceptional logic games that build real brain skills.