This document outlines a lesson plan for teaching 3rd grade students to visualize and represent numbers from 1,001 to 10,000. It includes learning competencies, procedures, examples, and assessments. Students will practice writing numbers using blocks, flats, longs and squares to represent thousands, hundreds, tens and ones. They will also visualize numbers using number discs and drawings. The goal is for students to develop understanding of numerals up to 10,000.