What content is collected when collecting the color of teaching materials?

What you want to ask is what to collect from textbooks? Sketching, photography, copying and cutting. According to the query people's network.

1, sketch: it is an important means to collect color materials and accumulate color images.

2. Photography: simple, fast, true and accurate, which can solidify the ever-changing natural phenomena and change them instantly.

3. Copy: It is a common method to learn and collect traditional colors and folk colors, and it is necessary to copy colors and graphics with emphasis.

4. Newspaper clippings: With the help of color pictures and physical specimens, they can also be used for collection.