A great app for kids who are interested in astronomy.
Exoplanet Explorer is a great educational app for your little astronomer at home. The app holds up with informations about plenty of planets and exoplanets. There are diverse options to choose: one can search for certain planets, search for planets of the same class, zoom out and in solar systems, view the habitale zone, orbit rings and compare the planets radius'. Further there are 4 simulation speeds to choose.