In this unit, students explore the properties, states, and changes of matter through hands-on investigations, engaging texts, vocabulary study, and cross-curricular ELA connections. Using the 5E model (Engage, Explore, Explain, Elaborate, Evaluate), students develop scientific thinking skills while integrating literacy strategies like author’s purpose and point of view. Key Science Concepts:· • Matter is anything that has mass and takes up space. · • The states of matter: solid, liquid, gas, and