Course of Doudou's turntable mechanism

Doug, the course of this turntable mechanism is as follows:

Material preparation: cardboard, material stickers, scissors.

1. First, prepare the paper jam according to the size.

2. Then divide the 22* 10cm cardboard into 5.5cm, 1 1cm, 5.5cm, and fold it according to the indentation.

3. Then 13* 15cm cardboard is divided into 2cm, 1.5cm, 6cm, 2cm and1.5cm. ..

4. Continue to fold the cardboard according to the indentation, and stick the cardboard of 6*5cm on the paper strip of13 *1.5cm. ..

5. Then, decorate the cover with material paper.

6. Then paste the completed mechanical device on the cover.

7. Finally, paste the prepared materials, and the Doudou organ is finished.

Doudou is a small and lovely transparent notebook that can be put in the palm of your hand. There are also peas stickers, which are very popular with children. There is no strict definition of the size of peas. In Edo Japan, the standard size of peas was about 14 cm × 10 cm.

In the Meiji era, the size began to drop below 10 cm, but in modern times, there is no lower limit for the size of peas. With advanced printing technology, there are already peas as big as rice grains.

The printing of miniature bibles began in16th century. Since the industrial revolution, with the popularization of railway travel, people's demand for miniature books as travel companions has been increasing. Later, the types of toy books that can be opened and read as doll accessories were also included in the classification of bean books.

The benefits of children's handcrafting:

1 can improve children's IQ. Cultivating children's hands-on ability helps to improve their IQ. In the process of hands-on practice and thinking, children's IQ will get higher and higher.

2. Flexible movements. The more you grope, the more flexible your movements will be.

3. Solve the difficulties in life. Regular practice can cultivate children's comprehensive development ability. For example, to accomplish this task, you need to think about the problem first, then practice, and finally solve the difficulty. He will go through such a process. If he encounters difficulties in the future, he will follow this step by step, and he will not feel pressured, because he has experienced it and it will not be so difficult to encounter difficulties.