20th March, 2018, the International Happiness day was observed in Tendruk Central School by adopting a tree as a Happiness Tree. The theme of the day was "Share Happiness". All the Teachers and the Student of the school was involved in celebrating the day. There are 1700 students and 80 staffs in the school. In the morning assembly, a speech was delivered by a scout, to mark the importance of the day and to mark the importance of Happiness in our life and to let everyone now how our life is going to change with it. A tree was decorated with many paper birds and balloons hanging from their branches and announce about the adoption of the tree as a Happiness tree. A board was kept in front of the tree to let staff and the student to pour down their thought about the importance of the day and how Happiness play a vital role in our lives. A chocolate each for each student and staff was distributed to share happiness.