This learning resource revolves around a hands-on experiment called 'The Red-Water Siphon,' aimed at helping students distinguish between qualitative and quantitative observations. The goal is for students to document their findings from the siphon experiment effectively. Students will identify qualitative observations using their senses to describe the appearance, feel, and smell of the siphon setup, while also recording quantitative data such as measurements, times, and numerical observations. Through structured activities including a scientific observation log, reflection prompts, and data analysis steps with color-coding, students will gain insights into the significance of accurate scientific recording, facilitating a deeper understanding of how to prove the movement of water in a siphoning process. Questions throughout the resource encourage critical thinking about the effectiveness of different types of observations.