IQRBlock: 6-in-1 Block Puzzle

IQRBlock is a faithful digital version of the classic 6-in-1 block puzzle toy. Just like real puzzle cubes, each small block has image pieces on different faces. Rotate and swap the blocks to rebuild complete pictures, one by one. A single cube set can form 6 different full images, so every round feels fresh and challenging. Designed for kids and families: - Trains spatial imagination by thinking in 3D. - Builds logic and planning through trial, comparison, and correction. - Improves focus, patience, and step-by-step problem solving. Easy to start, fun to master: - Choose difficulty levels such as 2x2, 3x3, and 4x4. - Preview target images and test your memory and observation. - Solve one picture at a time and complete all 6 goals in a set. Make puzzles more personal: - Import your own photos from your device. - Turn favorite people, pets, and moments into playable puzzles. - Kids are more motivated when they build pictures they love. More ways to play: - Default puzzles are ready to play anytime. - Theme puzzles bring fresh picture sets. - My Gallery lets you play with your own photos. - Player Challenge lets you create a challenge code and share your puzzle set with friends. - Puzzle Library adds many ready-made puzzle packs to explore. New in version 1.5.0: - Added Puzzle Library with 10 categories, 48 puzzle packs, and 288 puzzle pictures. - Added categories such as Animals, Fruits, Artists, Masterpieces, Vehicles, Nature, Ocean, People, City Scenes, and World Cities. - The refresh button can now switch between Default, Theme, My Gallery, Puzzle Library, and Player Challenge puzzles. - Downloaded Puzzle Library packs can be played again even without internet. Ongoing plans: - More Puzzle Library packs will be added over time. - More seasonal and event-themed puzzle sets. - Continuous gameplay polish and content updates. IQRBlock brings the real-world block puzzle feeling to mobile: accurate, playful, and creative.