Lumos Educational Apps on itunes and play store - Grade 3 to Grade 8

Hi all,

We have couple of grade specific apps from our Lumos Learning - Flexible Common Core Aligned Programs for PARCC/Smarter Balanced. Starting from Grade 3 to Grade 8. Here is the link for the same from different app stores. Let me know your thoughts on it. All your comments are much appreciated. Looking forward for more suggestions and downloads

Lumos StepUp - Common Core App - Lumos Learning

Or Search for below on google and choose first link

lumos learning - android
lumos learning - itunes