• Ryan's Math Adventure 15: Capacity. Common Core Math, Comic Books & Workbook, Ages 8-10 Grade 2-4, Makes Kids Love & Enjoy Math KWD 10.500
• Children's Math Comic Kit P-3 / Ryan's Math Adventure / 4 Math Comics and workbooks (from The Prologue to 3 volumes) + 5 Types of papercraft KWD 26
• Children's Math Comic Kit/Ryan's Math Adventure 6 Math Comics and workbooks (from The Prologue to 5 volumes) + 5 Types of papercraft KWD 39.500