open app ,and select category like
1.diagrams
2.facts
3.vitamins
4.fathers of different field
5.branches of biology
6.full forms
7.scientific names
8.average age of animals
select any page ,zoom,and auto play mood or slide
developer-Shoeb ayyub
![The Human Brain (part 1): A Brief History | ASMR whisper [science, history] screenshot 5](https://i.ytimg.com/vi/nQVzTXHcp5k/mqdefault.jpg)
9Apps 4.9
