Can we separate this mixture? por colegio · Publicada 22/04/2018 · Actualizado 23/04/2018 In this unit we are working on matter. Today children have been doing science separating mixtures using different methods. Filtration using a sieve and a paper filter Magnetism. Separating paperclip in water or soil. Decantation Separating water and oil. Evaporation. Mixture: water and salt