The class on "Fibre to Fabric" in Class 6 Science is typically designed for students in the 6th grade or around that age group. It is a part of the science curriculum and is generally taught in schools.

In this class, students will learn about the process of converting fibres into fabric. The topics covered may include:

1. Types of fibres: Natural fibres (such as cotton, silk, wool) and synthetic fibres (such as nylon, polyester, acrylic)

2. Sources of fibres: Plants (cotton, jute), animals (wool, silk), and synthetic sources (petroleum-based fibres)

3. Processing of fibres: Harvesting, extraction, and collection of fibres from their sources

4. Spinning: The process of converting fibres into yarns, including methods like hand spinning and machine spinning

5. Weaving: The process of interlacing two sets of yarns (warp and weft) to make a fabric

6. Knitting: The process of creating fabric by interlocking loops of yarn with knitting needles or machines

7. Post-processing: Dyeing, printing, and finishing processes to enhance the appearance and characteristics of fabrics

In this class, you may need to bring the following materials:

1. Notebook: To take notes during the class and jot down important information.

2. Pen/Pencil: To write and draw diagrams.

3. Textbook: If there is a specific textbook provided for the subject, you may need to bring it to follow along with the class.

4. Worksheets or handouts: The teacher might provide worksheets or handouts for activities or exercises during the class.

5. Any specific materials requested by the teacher: Sometimes, the teacher may ask students to bring specific materials for demonstrations or experiments related to the topic.