Thank you for viewing! This is a wooden educational toy called "HAMMER BLOCKS." It's a toy where you use a wooden hammer to nail wooden pieces onto a base to create various shapes. Product Name: HAMMER BLOCKS Features: An educational toy where you can freely assemble using wooden pieces, a hammer, and nails. Educational Benefits: It can help develop hand and arm coordination and cultivate concentration. Target Age: Generally, this type of hammer toy is recommended for ages 3 and up. Similar Products: Similar wooden hammer toys are currently sold by various manufacturers. ◆Please check the product description, condition, and any damage, and make your purchase only after you are satisfied.