Is every snowflake really unique? This worksheet will require your child to use her observation skills to solve a riddle. She will need to look at the snowflakes pictured on the page and cross out any of them that are the same. When all the matching snowflakes are eliminated your child will have the letters she needs to unscramble the answer to a winter riddle! To complete this exercise she will need to practice the most important skill any scientist has: her observation skills.