Words that contain "SS" (Based on Orton Gillingham.) 3 pages of practice. For this practice activity, there are 2 pages that require the students to choose a word from a word bank to correctly complete the sentence. (GO TO PREVIEW TO SEE WORD BANK)The third page of this activity is a word search that will help reinforce spelling patterns. This is a great resource for learning centers, homework, class work and extra support.