The specific steps of making ultra-light clay:

1. Preparation materials: ultra-light clay, clay knives, buttons, etc.

2. Making the car body: choose the color you like, take out the same amount of clay with a clay knife, knead it into a circle, flatten it, and then roll it into a cylinder as the car body.

3. Making wheels: choose the color you like, take out a proper amount of clay with a clay knife, knead it into a circle and flatten it, draw a mark in the middle with a clay knife, and then roll it up as a wheel.

4. Assemble the car body and wheels: stick the wheels on the bottom of the car body with a clay knife, and gently press them with your hands to make the wheels firmly stick to the car.

5. Making windows and doors: Choose the color you like, take out a proper amount of clay with a clay knife, knead it into a circle and flatten it, draw a mark in the middle with a clay knife, and then stick it on the car body as a window or door.

6. Making logo and license plate: Choose the color you like, take out a proper amount of clay with a clay knife, knead it into a circle and flatten it, draw a mark in the middle with a clay knife, and then stick it on the car body as a logo or license plate.

7. Finished production: Finally, decorate the car with buttons and other trinkets to make the car more vivid and lovely.

Matters needing attention in the manufacturing method of ultra-light clay:

1. Appropriate materials need to be selected. Ultra-light clay is usually made of glue, borax, pigment and other materials. Ensure that the materials used are safe, non-toxic, environmentally friendly and meet the relevant quality standards.

2, need to master the production skills. When making ultra-light clay, you need to master some basic skills, such as mixing, stirring and kneading. Different techniques can make clay with different textures and colors, thus making the works more colorful.

3. Pay attention to the production environment. When making ultra-light clay, it is necessary to ensure that the environment is dry, clean and well ventilated. Avoid making in wet or polluted environment, so as not to affect the quality of clay and the effect of the work.

4. Pay attention to safety issues. Ultra-light clay needs to be baked or dried after it is made to fix its shape and color. In this process, we need to pay attention to safety issues, such as the use of oven or baking machine, baking time and so on. In addition, it is necessary to avoid putting clay in the mouth to avoid poisoning caused by eating it by mistake.

5. To make ultra-light clay, we need to pay attention to the selection of suitable materials, mastering the production skills, paying attention to the production environment and paying attention to safety issues. Only by fully preparing and paying attention to these aspects can we produce high-quality ultra-light clay works.