Description: Use the Museum's RAVEN sound station to visualize and imitate the sounds of Hudson River animals. Today's Science Project: All About Fish - make a fish with colorful scales. Students must be accompanied by a caregiver. Limit 25 participants, ages 7-16. Pre-registration required. Tickets at hrm.org or the Museum's Lobby Desk during open hours. Advanced purchase strongly recommended. March 25-29. Choose a one-day project or all five.