I'm sure the students prefer practical lessons to theoretical ones, as evidenced by their happy smiles when pouring water into the glass tubes. Behind that, theory is the basis of knowledge that must also be mastered, the challenge is how to cultivate reading interest from students to create a strong understanding.

As we know that our children prefer to watch videos rather than read texts, I think it is necessary to publish a digital textbook that contains videos to support the explanation, what do you think?