Good for kids to exercise their cognitive competence manipulative ability and learning capacity. INSPIRES CREATIVITY: Arches can be used as tunnels little houses hills rocking chairs or beds for little dolls... let your imagination lead! Suitable for all kinds of pretend play with a variety of different solutions. Manufacturered by NUOBESTY. Ideal Educational Toys - Geometric Assembling Russian Blocks use common geometric patterns and colors to keep children busy for different options to play. Solving it themselves helps to keep brain focused and adds creativity to eye-hand coordination and color and shape recognition. Well Made Material - Rubber wood with environmental waterborne paint non-toxic and odorlessness. Hard to get dust. Made of premium wood material practical and durable for long-lasting use. This toy can help the baby recognize color and distinguish color.