InnyBin

Meet the InnyBin—where learning feels like play! This innovative shape-sorting cube features six uniquely textured shapes that slide through stretchy elastic bands, turning problem-solving into tactile fun. Watch little hands explore the cube, diamond, sphere, triangle, flower, and Fat Brain logo shape as they discover how each one fits. Built from durable hard plastic, the 5.5-inch cube and 2-inch shapes are made to withstand endless curiosity. Perfect for developing fine motor skills and encouraging experimentation without the frustration—just pure, hands-on learning joy.