You just need to hold the left mouse button and set the size of the next Russian doll.
Do you know that The largest set of Russian dolls is consists of 51 pieces. Now you must to create your own set of Russian dolls of different sizes. Remember the main rule - the size of the new Russian doll does not go beyond the red border. Try to set new personal records and maybe you will be able to break the record of Guinness Book of Records .
