A free app for Android, by Xinyu Liu.

This free game is called WordBlock. The whole idea is to cross words. You need to swipe the letters to find the hidden words. But there are some difficulties. For instance, you need to swipe the letters in a special order. There are some special blocks that you need to swipe to find the hidden words. If you can solve the crossword puzzles, you will get more points. But if you can’t, you will not get anything.

So, if you want to find new words, try solving some puzzles.

There are different levels. Solve them all and get new rewards!

The game is designed to be challenging. You can use the time wisely.