This 100th Day of School Activities pack is perfect for celebrating the milestone of 100 days of learning. It includes three fun, print-and-go worksheets that help students practice writing, counting, and observation skills. • Worksheet 1: "When I'm 100 Years Old" writing prompt encourages students to imagine and write about their lives at 100 years old. Includes lines for neat handwriting. • Worksheet 2: 100 Chart Fill-In where students complete a 10x10 chart with missing numbers to reinforce n