Straylings Oldhaven is a free-to-play game developed by Edu-fy Pty Ltd for the Android platform. It is an educational game that helps learners build fluency in basic competency skills required to reduce cognitive load when tackling problem-solving tasks. The game is designed using the latest neuro-education research on how long-term learning happens. It is a mastery game that goes beyond just learning; it builds resilience, confidence, and a growth mindset of failing forwards.

In Straylings Oldhaven, players are tasked with releasing Straylings, creatures trapped in cards by a kindly wizardess, by powering them up with their skill power, collecting them, and taking them home. The game is centered around a rescue mission that keeps players focused on the task despite mistakes and setbacks. By persevering, players build a growth mindset of failing forward. The game involves continuous small improvements, and the progress is effortless and rewarding for kids and adults alike.