Lesson Plans SET B for Grades 1-2-PDF Set B - Level 1-2- 2D Visualization- Presentation

PDF Set B - Level 1-2- 2D Visualization- Presentation

Pdf Summary

This document appears to be an instructional guide for a Math Kangaroo Class focusing on problem-solving skills related to 2D visualization for Level 1-2 students. The document covers a range of practice problems from different years of the Math Kangaroo competition, emphasizing key skills such as analyzing flat object shapes, understanding geometric concepts, and problem-solving strategies.<br /><br />Key Problem Types:<br />1. **Using Matches for Shapes**: One problem involves creating squares and rectangles using 12 matches, where identifying incorrect configurations is crucial.<br />2. **Grid and Path Challenges**: Problems include identifying cut-out grid pieces and choosing paths that avoid obstacles, like colored squares.<br />3. **Geometric Identification**: Tasks include identifying unique geometric shapes among a set and determining which shape has more shaded areas.<br />4. **Figure Construction**: Students must discern which figures can be formed by combining given pieces.<br />5. **Mapping a Path**: Problems require determining the shortest path to collect items in a specified sequence.<br />6. **Size Comparison**: Students assess and compare the size of lawns.<br />7. **Piece Cutting and Assembly**: Includes determining possible pieces when a square’s central cell is removed and how many new shapes can be formed by combining tiles.<br /><br />Strategies Suggested:<br />- Pay attention to details in the illustrations to avoid missing crucial information.<br />- Use problem-solving strategies such as making lists, adding to illustrations, guess and check, and systematic analysis.<br />- Drawing additional pictures can help visualize and solve the problems effectively.<br /><br />Wrap-Up Insights:<br />The class reinforces the importance of careful observation and using multiple strategies to solve problems involving 2D shapes, which are prevalent in Math Kangaroo competitions.

Keywords

Math Kangaroo

problem-solving

2D visualization

Level 1-2

geometric concepts

matches shapes

grid challenges

path mapping

shape identification

problem strategies