online activities for 15 - 18

CoolMathGames.com- games on this site focus on developing strategy, critical thinking, and problem-solving skills, not just arithmetic. The platform hosts only free, non-violent educational games (ad-free option available).

Science Journal for Kids - published science articles that have been adapted for children’s education. Genres range from dinosaurs and climate to technology and physics.

NASA Kids Science -Educational content for children focused on space, Earth science, and environment. Kids can learn about NASA through games, videos, articles and get tips on stargazing.