
puaykun ong
Good apps, easy to understand. However there is an improvement, when I use Japanese abacus and customise it to 2, during challenge the addition easy, it is still have 6 digits number, where the abacus only have 2 column. Suggest the challenge can adjust according to the customization
1 person found this review helpful

Sanchari Talukder
This app is very easy use .There is no ads in the app trust me no apps can be made be like this . Awesome app .Nice for laerning also .They also have challenges .Due to this reasons I gave 5star .Love this app .
17 people found this review helpful
Kids World: Children & Parent Comunity
February 9, 2023
Thank you for downloading our app!
Stay tuned because we are currently adding Tutorials mode and after that we will be adding even more challenges ;)