Simple Make 10

※Using Google Translate for this so please forgive any mistakes.

☆ Retry function ☆

Mistake was to happen to the operation and also okay!

You can start over soon.

☆ Next function ☆

"Hmmm, can't solve this!"

It's OK,you can try next problem.

☆ Share function ☆

Ask them solved to someone by using the Share function!

☆ Change the background color ☆

Now change the background color from options!

The challenge by changing the mood to the next problem!