Sagot :
As a starter, easy but interesting topics revolve around something like:
"The effect of X on Y using Z"
Here are some examples that are relevant for high school students:
"The effect of fake news on High School students' perception of politics and the government" - The purpose is to discover how fake news can alter the youth in their perception of politcs and the government, which is essential to establish trust, cooperation, and control within society. You can use surveys as a data collection strategy.
"The effect of music on class involvement" - We want to find if music can help drive the lesson to be more efficient in teaching and have the class be more attentive and productive.
"The effect of exposure of pollution on High School students' performances" - We want to find if pollution can affect academic performance and behavior at school. Simple surveys is effective in collecting data.
"The effects of different social networking apps on High School students' collaborations in group projects" - You can list different apps and measure group project performance for each app. You may need to do actual experiments for this.
"The effect of teacher age on students' performances" - We want to see if there is any effect of Teacher's ages on the student's performances.
Be sure to check if there are any existing research similar to your topic. If there are, you can modify your topic by changing the approach, widening the scope, adding new variables, etc.