Primary students had many activities during the fair, such as project demo, projects exhibition, an experiment, and performing role play “Save our Earth”. Project demo was handled by Students who are participated in the Students Excellence Program (SEP), they responsible to prepare and demonstrate several science experiments. The experiments consist of Bouncy Bubble Experiment, Magnetic Maze Experiment, Foamy Fountain Experiment, Giant Bubble Experiment, Fire Foam Experiment, and Bubble Dry Ice Experiment. Other students who visited the booths will enjoy the demonstration and they could try the experiment in every booth. Then there was an exhibition starting from 1st grader, they were proudly presenting their projects when people come to their booth, they were ready to tell them about their project, how to play with it, and what’s the function it is. Last but not least, our 3rd graders were inviting us to take care of our earth, to protect our forests through “Save our Earth” show.