Da-Li offers interactive science education products for middle schools, including question-and-answer games with detailed answers, links to relevant multimedia, and simulation tools found on the internet. The links and tools can be adjusted to the learning curriculum, translated, and combined with original materials. With Da-Li, students can browse through the media attached to every question before answering it. After answering, students receive a detailed explanation that either elaborates on the correct answer or provides clarification about a wrong answer. Students can repeat the tasks to improve their scores. The company's games are easy to implement alongside existing learning tools and methods. Teachers can use Da-Li in class or as homework, monitor the students' use, watch the results, and extract didactic conclusions. They can also use Da-Li to generate their exams. Da-Li supports individual learning, remote learning, and the reverse classroom model.