Build deep conceptual understanding of matter including relative density, solutions and mixtures, iron filings, sorting, comparing physical states and more with this engaging set of 5th-grade science task cards aligned to Texas TEKS 5.6A–D and supported by NGSS. These standards-based questions go beyond simple recall and ask students to analyze, compare, and reason about the physical properties of matter and how matter behaves in mixtures and solutions. Students will investigate real-world sce