In this unit, you will learn about different carpentry tools used for cutting, joining, and shaping wood. You will study their uses, how to handle them safely, and how to take care of them. You will also understand the importance of carpentry in making and repairing wooden objects.

Here, you will explore tools used in building and construction work. You will learn how masons use these tools to mix materials, lay bricks, and make strong structures. You will also learn how to maintain masonry tools and practice safety while using them.

In this unit, you will study the nature of light and how it helps us to see. You will learn about sources of light, reflection, and shadows. You will also discover how light travels and its importance in daily life.

Here, you will learn about how computers store information. You will study different types of memory and storage devices such as hard disks, flash drives, and memory cards. You will also understand how to save, retrieve, and protect your data.

In this unit, you will practice how to type and edit text on a computer. You will learn how to change fonts, use formatting tools, and save your work properly. These skills will help you improve your schoolwork and communication.

Here, you will discover how to use the internet to find information. You will learn about search engines, keywords, and how to collect reliable data online. You will also understand how to use computer research responsibly.

In this unit, you will continue learning how to create simple programs using Scratch and Turtle Art. You will design drawings, animations, and games by giving clear instructions to the computer. This will help you develop logical thinking and creativity.

Here, you will study how water becomes polluted and the effects of pollution on people, animals, and plants. You will learn about the main causes of water pollution and simple ways to keep water sources clean. You will also understand why clean water is important for life.

In this unit, you will explore how soil supports the growth of crops. You will learn about soil preparation, planting, and caring for crops. You will also discover good farming practices that help maintain soil fertility.

Here, you will study the relationship between plants and their environment. You will learn how plants grow, their importance to living things, and how to care for them. You will also understand how protecting plants helps conserve the environment.

In this unit, you will learn about the parts of the digestive system and their functions. You will study how food is digested and absorbed into the body. You will also discover the importance of eating healthy foods and maintaining good hygiene.

Here, you will learn about common human diseases, their causes, and how they spread. You will study ways to prevent diseases and the importance of cleanliness and vaccination. You will also understand how good habits keep your body healthy.

In this unit, you will study sources of electricity and how electrical circuits work. You will learn about conductors, insulators, and safety measures when using electricity. You will also explore how electricity is used in homes and schools.