Submit ideas to end single-use plastic

Children raising their hands up in a classroom

Just for kids! Submit your ideas to solve plastic pollution. The best ideas will compete in the Dopper Changemaker Challenge Junior Finals where you will build your solution.

Every year, over 8 million tons of plastic makes its way into our oceans.



  • Can enter as an individual or part of your class
  • Designed especially for kids (8-12)
  • Even if you don't get to the finals, you get advice on building your solution


  • Limited to kids of a certain age group
  • – Not available in every country
  • You need permission from your parent or guardian

Making a difference

Over 27,000 students in 674 have signed up to participate in this year's Dopper Changemakers Challenge.

There are hundreds of other ways to solve plastic pollution

Photo Credit: Dopper