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Which subject	Mathematics
What topic	Pythagoras
What length (min)	30
What age group	Doesn't matter
Class size	20
What curriculum
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Check previous homework
Ask some students to presents their homework
Add a physical break
Add group activities
Include homework
Show correct answers
Prepare slide templates
Number of slides	5
Create fill-in cards for students
Create creative backup tasks for unexpected moments

Lesson plan

Topic

Pythagoras

Objectives

• Understand the Pythagorean theorem and its application.
• Calculate the length of the sides of a right-angled triangle using the theorem.
• Solve real-world problems using the Pythagorean theorem.

Materials

• Whiteboard and markers
• Graph paper
• Rulers
• Pythagorean theorem handouts
• Calculator (optional)

Grade/Age Group

Key Stage 3 (Ages 11-14)

Subject

Mathematics

Lesson Length

30 minutes

Class Size

20 students

National Curriculum Correspondence

This lesson aligns with the UK National Curriculum for Mathematics, particularly in understanding and applying the Pythagorean theorem in problem-solving contexts.

Lesson Structure

Step Number	Step Title	Length (minutes)	Details
1	Introduction to Pythagoras	5	Briefly introduce Pythagoras and the theorem. Discuss the significance of right-angled triangles.
2	Explaining the Theorem	10	Present the Pythagorean theorem formula (a^2 + b^2 = c^2). Provide examples on the board.
3	Guided Practice	10	Solve a couple of problems together as a class using real-life scenarios (e.g., ladder problem).
4	Independent Practice	5	Distribute handouts with practice problems and allow students to work individually.
5	Homework Explanation	5	Explain the homework task: solving additional problems using the theorem; remind students to check their solutions. Include solutions for self-assessment.

Homework

• Complete a worksheet with additional problems using the Pythagorean theorem.
• Encourage students to review their answers using provided solutions without asking anyone to present in class.

Assessment

• Monitor students during guided practice to ensure understanding.
• Review completed homework for comprehension and application of the theorem.

Lesson script