Tro choi tri tue

Tro Choi Tri Tue (TC2T) stimulates your brain and enables your brain to be active by answering to the many questions.
There are 3 categories which consist of 10 menus. Each menu has 3 levels and 1 level has 2 similar sessions.
Let’s enjoy TC2T and become smarter!

- Category "Toan Hoc"
Toan Hoc stimulates the capability of calculation
So Hoc (Level 1, Level 2, Level 3)
User calculates the simple numerical formula and answers

-Tim So Lon (Level 1, Level 2, Level 3)
User compares the answers of 2 numerical formulas and touch larger side.

-Cong Thuc (Level 1, Level 2, Level 3)
Answer of the formula is given, but formula itself is hidden. User needs to complete the formula by choosing + - x :