Infantino Sensory Press and Stay Sensory Blocks The Infantino Press and Stay Sensory Blocks ($15) are perfect for little ones 6 months and older. The set comes with 24 blocks that are easy to put together and pull apart. Help your little one build early engineering skills as they build and learn without frustration. Image Source: Amazon Infantino Press and Stay Sensory Blocks $15 from amazon.com Buy Now