Purchase Bristle Blocks Stackadoos: http://www.amazon.com/dp/B004Z0VYYM

They may look a little different, but these are the real Bristle Blocks you know and love. In B. style, these Bristle Block Stackadoos have been funked up a bit with vibrant, modern colors. Chunky, soft pieces are easy to connect and feel good in little hands. Build all kinds of unique creatures, buildings, and more by sticking blocks of various sizes and shapes together. These blocks are the perfect first Bristle Blocks set or can be combined with other collections to entertain your young child for hours on end. 68 pieces, a full booklet filled with building ideas, and a storage bag with handle are included. Recommended for ages 2 years and up.