If you trying to find class 6th computer books :

1) you can refer to Ncert books that is available on Google in the pdf form on website and also on app

If you are looking for some more books of class 6th than you can try some popular computer cbse books for 6th Class :

1)Computer -A wonder machine by Seema Chauhan.

2) Next IT Skills

3) Excellent Series Computer

You can also try the books which focus on coding, AI and robotics and also ensure that book follows Latest syllabus

These books are available on various shopping platform like Amazon Flipkart etc