Instructional slide deck for the final lesson. Revised to include more practice problems, improve icon choices for strategies, and ensure clear visual hierarchy.

Summative assessment worksheet for the final lesson. Revised to fix math column alignment using tables, ensure student work areas are large and white, and fix border page-break issues.

Final teacher guide for the unit. Revised to fix page breaks (answer key on page 1), correct grammatical errors, and ensure consistency with the student worksheet.

Visual slide deck for Lesson 4. Revised to fix slide bleed-over and overlapping elements, use tables for perfect math alignment, and complete the instructional demonstration.

Student worksheet for Lesson 4. Revised to fix the critical digit-wrapping issue using tables for perfect column alignment, fix page breaks, and ensure work areas are large and white.

Teacher guide for Lesson 4. Revised to fix page breaks, include a visual for the standard algorithm modeling, and properly label the answer key.

Instructional slide deck for Lesson 3. Revised to increase text contrast, add guided practice examples, and ensure clear visual flow.

Student worksheet for Lesson 3. Revised to fix page breaks (keeping all problems on one page), redesign student work areas for vertical expanded form alignment, and improve contrast.

Teacher guide for Lesson 3. Revised to fix page breaks, expand the answer key with detailed steps, and improve formatting.

Visual slide deck for Lesson 2. Revised to include the critical "circling" instructional step and 5-group dot arrangements for better conceptual understanding.