1, cardboard maze: This is a very interesting manual project, which can help children improve their spatial perception in the process of exploring the maze.

2, cardboard puzzles: using cardboard to make puzzles can exercise children's hands-on ability and spatial imagination.

3. Cardboard handbags: You can make beautiful handbags out of cardboard, which is a very creative manual project.

4. Cardboard small house: By folding and pasting cardboard, you can make a simple small house model, which can be a very good interior decoration.

5. Cardboard envelope: Using cardboard as an envelope can protect your secret information, or as a part of gift packaging.

6. Cardboard animal masks: You can make masks of various animals with cardboard. This is a very interesting handicraft project, which can be used for masquerade or performance.

7. Cardboard cards: You can make all kinds of cards with cardboard, such as birthday cards and thank-you cards. This is a very practical manual project.

8. Cardboard bracelet: By cutting and folding cardboard, you can make a beautiful bracelet, which is a very creative manual project.

Matters needing attention in hand-made paperboard:

1. Select suitable paperboard: select paperboard with suitable thickness, color and texture according to production needs.

2. Use of safety tools: When cutting with scissors, blades and other tools, pay attention to safety and don't scratch yourself or others.

3. Detail treatment: In the production process, attention should be paid to detail treatment, such as folding and pasting, to ensure the exquisite and beautiful handmade products.

4, environmental awareness: in the production process, we should pay attention to environmental protection, do not waste materials, try to choose recyclable cardboard.

5. Stability of the work: In the production process, attention should be paid to the stability of the work to avoid deformation or damage during storage or use.