Released nearly two decades ago, Version 5.2 was a milestone for introducing 64-bit support. However, trying to run it on modern hardware today presents several challenges: Mathematica 5.2 For Students Free [portable] Download
You can use the Wolfram Cloud for free. This provides a web-based notebook interface where you can write and execute code with some limitations on computation time and storage. Mathematica 5.2 For Students Free Download
Instead of hunting for an outdated version, students today have several modern, safer ways to access Mathematica and the Wolfram Language for free or at significant discounts. Released nearly two decades ago, Version 5
Most major universities provide free Mathematica licenses for students. You can check if your school is part of this program via the Wolfram License Search . Released nearly two decades ago