Full lesson	Create for a teacher a set of content for giving a lesson, beginning with the lesson plan. Each new block of materials must begin with an H1 heading (other subheaders must be H2, H3, etc). When you describe required pictures, write those descriptions in curly brackets, for example: {A picture of a triangle}
Which subject	Mathematics
What topic	Addition within 20
What length (min)	30
What age group	Doesn't matter
Class size	20
What curriculum
Include full script
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

Addition within 20

Objectives

To understand the concept of addition and its application in solving problems.
To develop skills in adding numbers within 20.
To enhance mental math strategies and promote fluency in addition.
To foster a positive attitude towards mathematics through engaging activities.

Materials

Whiteboard and markers
Counters (e.g., small cubes or counting blocks)
Addition worksheets
Interactive online math tools (e.g., math games)
Sticky notes
A timer (for timed activities)

Grade/Age Group

Grade 1-2 (Ages 6-8)

Subject

Mathematics

National Curriculum Alignment

This lesson aligns with the Australian Mathematics Curriculum for Number and Algebra, focusing on the content descriptor of using counting strategies for addition and subtraction.

Class Size

20 students

Lesson Structure

Step Number	Step Title	Length	Details
1	Introduction to Addition	5 minutes	Introduce the topic with a brief discussion on what addition means. Use counters to demonstrate basic addition concepts.
2	Guided Practice	10 minutes	Work through a few examples as a class using the whiteboard. Involve students in explaining their thinking as they add numbers.
3	Independent Practice	10 minutes	Distribute addition worksheets for students to complete individually. Walk around to provide support as needed. Encourage students to use counters if they wish.
4	Review and Discuss	3 minutes	Bring the class together to discuss key strategies they used. Address any common misconceptions.
5	Conclusion and Homework Assignment	2 minutes	Summarize the day's lesson. Give students a short homework assignment that reinforces the lesson, ensuring it can be completed independently without needing to present in class. Check homework randomly to assess understanding.

Homework

Students will complete an additional worksheet with 10 addition problems within 20 to reinforce the day's concepts. The worksheet will be collected for feedback without requiring presentations.

Assessment

Informal assessment during guided practice as the teacher observes student understanding and strategies.
Collection and review of homework for individual student understanding and progress.

Additional Notes

Encourage students to practice their addition skills with family members at home and provide resources for practice games. Adjust pacing as needed based on student comprehension throughout the lesson.