This lesson introduces the fundamentals of algebra including variables, expressions and simple equations, building a foundation for problem solving.
- SubjectMathematics
- Grade / ClassGrade 10 · A
- TeacherGrace Lee
- Academic Year2024 / 2025
- WeekWeek 3
- Duration45 Minutes
Teaching Method
Inquiry-basedCollaborativeProblem Solving
Homework
Complete Exercise 3.1 (Q1–Q10) and prepare a short note on real-life uses of variables.
Notes
Keep worked examples visual; pair weaker students with peers during the group activity.
Recap of prior knowledge and a hook question to spark curiosity about patterns and unknowns.
Define a variable, form simple expressions and evaluate them for given values.
Whiteboard, projector slides, algebra tiles and the printed worksheet set.
Guided examples on the board followed by think-pair-share on expression building.
Hands-on algebra tiles to model expressions in small groups.
Exit ticket with three evaluation questions to check understanding.
Exercise 3.1 (Q1–Q10) with a short reflective note.
What worked, misconceptions observed and adjustments for the next session.
Knowledge Goals
Understand variables
Skill Development
Build expressions
Practical Learning
Model with tiles
Critical Thinking
Reason with unknowns
Collaboration
Peer problem solving
Assessment Criteria
Rubric-based scoring
Algebra Basics.pdf
1.8 MB · PDFIntro Slides.pptx
4.2 MB · PowerPointWorksheet 3.1.docx
320 KB · WordVariables Explained.mp4
86 MB · VideoKhan Academy · Algebra
External Link
Warm-up
5 min · Quick recap quiz
Introduction
5 min · Hook question
Main Activity
15 min · Guided examples
Group Activity
8 min · Think-pair-share
Practical Session
7 min · Algebra tiles
Assessment
3 min · Exit ticket
Homework
2 min · Assign Exercise 3.1
