Curiosity, Made Interactive
Explore, experiment, and challenge yourself with free, student-built apps designed to make science more engaging, accessible, and fun.
Astronomy · Observation training
Polaris Sky Trainer
Make the night sky second nature.
A real planetarium paired with practice drills modelled on the observation round of the International Olympiad on Astronomy and Astrophysics. For olympiad students and anyone who wants to know the sky by heart.
- An interactive planetarium for any place, date, and time
- Name and draw constellations, learn Bayer letters, find Messier objects
- Spaced repetition picks what to practise next
- Printable star charts with answer keys
Physics · Daily puzzle
Phyzle
A daily physics word puzzle.
Each tile hides a letter behind a physics equation. Figure out the missing variable in each equation to reveal a five-letter word. Race against the clock, challenge your friends, and come back for a new puzzle every day!
- One shared puzzle a day, plus unlimited practice rounds
- Race the clock and share your time
- An equation index covering mechanics to electromagnetism
- Plays in any browser, on phone or computer
What's Next
More on the Way
We're building more free tools for physics and astronomy students. Join NAPAA to hear about them first.