a) Lesson Title: Introduction to Acids and Bases Lesson Objective: Students will learn how to use litmus paper to identify acids and bases and understand the concept of pH.

b) Lesson Title: Classifying Substances as Acids and Bases Lesson Objective: Students will classify commonly used substances as acids or bases based on their observable properties and pH levels.

c) Lesson Title: Physical Properties of Acids and Bases Lesson Objective: Students will identify and describe the physical properties of acids and bases, such as taste, texture, and reaction with indicators.

d) Lesson Title: Everyday Uses of Acids and Bases Lesson Objective: Students will explore and discuss the various uses of acids and bases in daily life, such as in cleaning products, food preservation, and medicine.

e) Lesson Title: Safety Precautions when Handling Acids and Bases Lesson Objective: Students will learn and apply safety precautions when handling acids and bases, including proper storage, handling, and use of protective equipment.

f) Lesson Title: Acid-Base Reactions Lesson Objective: Students will observe and understand the chemical reactions that occur when acids and bases are mixed, including the formation of water and salt.