In this objective, children will learn how to add the suffixes -able and -ible to a base or stem to form new words. Over five 20-minute lessons, they will:

Learn that suffixes -able and -ible are of Latin origin and carry the meaning "can be done"  
Learn that suffixes -able and -ible can often function as adjectives. 
Learn that we often choose suffix -able after a free base with an Old English origin
Review suffixing rules and apply when combining a base or stem to suffix -able
Learn that we need to keep the final silent when adding suffix -able if it is signalling a soft c or shift g in a base or stem 
Explore word families 
Learn that suffix -able is the most likely choice for free and bound bases infamilies that take suffixes that begin with vowel letter a.
Learn that bound bases most usually take suffix -ible
Investigate strategies to help choose between suffix -able or suffix -ible
Explore etymology of some bound base
Reinforce learning with practical games   Resources Included
Editable PowerPoint covering 5 lessons (20 minutes each)
Teacher guidance with optional activities
Supporting worksheets including word sums and word families 
Practical games including keep or drop and a word building investigation
2 fluency activities (with answers)
1 reasoning activity (with answers)

Updated to the Grammarsaurus Curriculum 2.0...