Summer Bridge Workbook 4 - 5 (Leaving 4th grade and entering 5th grade) Summer Bridge workbooks are an award-winning series endorsed nationwide by teachers, principals, and parents. Workbooks contain 3 sections of curriculum-based activities (2 sections Review this school year's work; 1 section Previews the work for the upcoming year). Workbooks include enrichment activities and flashcards (through 5-6) Each section begins with an Incentive Contract Calendar to assist with pacing. All workbooks conclude with a certificate of completion. The series contains nine books (PreK - K to 7-8)