Tablets and Ipads allow easy portability, hand writing note taking abilities, easy organization and search options for notes, and most important the best  integration and consolidation of everything. The upfront costs are usually high but the long term and short term benefits make the initial investment worth while. 

Keep track of your health using fitness trackers. Especially important for students who spend hours everyday sitting at a desk or in front of a computer screen.

Every student needs a laptop as school work is generally moving toward digital modalities. Here are some affordable options. NOTE: check with your school for computers software requirements.