Slough Sleuthing is a series of thematic experiences focused on K-5th grade NGSS. Each grade level field trip engages the students in fun activities in the Visitor Center, a field investigation, and a trail walk. For 4th and 5th grade there is also a microscope lesson available. Slough Sleuthing is all about observing the natural world around you! Slough Sleuthing – Visitor Center Exploration worksheets (Follow the clues) (Grade 1-5) Baby Animals (Grade K-1) Predators and Prey (Grade 2-3) Sensory Sleuth (Grade 4) Food Chain Investigation (Grade 5) Nature’s Patterns (Grade K-5) Field Explorations (staff lead) Insect Shake (K-5) Magic Rings Observation Rings (K-3) Quadrats (4-5) -For Use on Reserve only- Teacher led One Hundred Inch Hike (K-5) Water Quality Monitoring (Grades 4 & 5) Tide sticks and current meter stick (K-5)