Science App Review

Define:

I need to find an app that can help me with Science 9.

Dream:

Google translation to translation title. Wangyi Public class have lot videos for science i can learn i don’t know question in this app. Zuo yei bang i can post my question if anyone knows how they will respond in in the following.

Deliver:

Phet sims balloons and static electricity in the app have lot game i chose  balloons and static electricity this game , in the game i can move the balloons and the app will what happen if i move the balloon.I can chose other mode,this app can let me easy to under stand.

Debrief:

I like the app.Because the app can let me know lot question, easy to lean science.