Loz Micro Blocks, Passenger Plane Model, Small Building Block Set, Nanoblock Compatible (600 pcs) DISCOVER MICRO BLOCKS: Great VALUE, an alternative to large, expensive building sets! Great level of detail! The perfect gift for a budding builder or collector! EDUCATIONAL TOOL: Loz micro-sized building blocks help enhance budding builders' gross and fine motor skills, spatial awareness, and storytelling capabilities QUALITY & SAFETY: Made from high-quality durable non-toxic green material, Loz micro blocks are flexible and won't damage easily. Their smooth surface and rounded corners are designed to make them kid-safe DETAILED: Includes very detailed step-by-step color instructions (just like original Lego) VERSATILE: Compatible with Nanoblocks, not Lego blocks; Recommended for ages 8 years and up