This is a set of 24 task cards covering the differences between elements, compounds, and mixtures. Students will need to be familiar with terms such as pure substance, homogeneous, heterogeneous, solution, solute, solvent, colloid, suspension, and saturated.With what standard does this resource align?This resource will aid students in moving towards mastery of Next Generation Science Standard NGSS MS-PS1-2.How do I use task cards? • Test prep • Science stations • Warm ups or bell wor