Folding bikes solve both of these problems.
Ideally, they’re as portable as a skateboard but much more useful.
E-bikes are making big noise this year, too.

Sebastian Marmaduke / Image Source
Noise-canceling headphones work by creating new soundwaves that cancel out other soundwaves around you.
They don’t need to big and bulky, by the way.
Plenty of earbuds these days offer noise-canceling features, such as Samsung’s Buds2 Pro.
The big names are Apple’s Siri, Amazon’s Alexa, and Google’s Google Assistant.
Each one is available via a variety of official apps and also as built-in tools in some operating systems.
Siri, for instance, is already on iPhones and iPads while Google Assistant is standard on Android devices.
Don’t be afraid to go with a budget phone, by the way.
The good news is that there is likely an option for any budget.
A wireless Bluetooth speaker isn’t just for campus parties or gatherings, though.
FAQ
Cloud-storage options like Google Drive, Dropbox, and OneDrive make built-in storage less important.
But if you prefer not to use those, your needs will depend on your classes.
Aim for at least 500GB; you might always buy an external hard drive later to expand.