Lesson Plans SET A for Grades 3-4-PDF Lesson 6- Level 3-4- Guess and Check- Teacher file

PDF Lesson 6- Level 3-4- Guess and Check- Teacher file

Pdf Summary

Lesson 6 of the Math Kangaroo Class for Level 3-4 focuses on the "Guessing and Checking" strategy, a problem-solving approach that involves making a reasonable guess to solve mathematical problems and checking if it meets the problem's conditions. If the initial guess is incorrect, students are encouraged to use the information gained to make subsequent guesses more informed. This strategy is often referred to as “guess, check, and revise.”<br /><br />The lesson starts with a warm-up puzzle to engage students, followed by an introduction to the guessing and checking strategy. Through various problems, students experiment with making educated guesses and verifying them. For example, students guess and check the number of shaded squares in a grid to equal a specific fraction and solve puzzles involving arranging numbers to achieve maximum sums or meet specified conditions. <br /><br />Each problem is accompanied by step-by-step strategies and alternative methods to reach the solution, fostering flexibility in problem-solving. Visual aids and encouraging students to approach problems from different perspectives help reinforce learned techniques.<br /><br />The lesson emphasizes understanding the problem's demands, planning a solution strategy, carrying out the plan methodically, and reflecting on the outcome to verify its correctness.<br /><br />Vocabulary relevant to the lesson such as "row," "column," and "digit" is introduced to assist with conceptual understanding. <br /><br />Students are also encouraged to internalize when to employ the guessing and checking strategy, recognizing potential obstacles, and developing ways to overcome them. The class concludes with an exit ticket to assess understanding, with optional homework from a past Math Kangaroo exam to reinforce learning. <br /><br />Overall, the lesson builds students' problem-solving skills by encouraging analytical thinking, systematic guessing, and logical deduction.

Keywords

Guessing and Checking

problem-solving

Math Kangaroo

Level 3-4

educated guesses

visual aids

analytical thinking

logical deduction

exit ticket

homework