Video library Skip to Videos All | Grade 1 to Grade 3 | Grade 4 to Grade 6 | Grade 7 and up | Word Study In Practice | High Frequency Words | Suffixing Convention: Replace "e" | Suffixing Convention: Doubling | Grade 1 to Grade 3, Suffixing Convention: Doubling, Grade 7 and up, Grade 4 to Grade 6, Clap: Doubling Convention Word Family: clap, claps, clapping, clapped.Concepts: Notice how vowel suffixes cause spelling changes.
