C-SMART vs BE Well for Patients With Brain Tumors

The goal of this clinical trial is to learn about the acceptability and feasibility of Cognitive Strategies, Mindfulness, and Rehabilitation Therapy (C-SMART) and Brain health Education and Wellness (BE Well) in adults with brain tumors and their caregivers. Participants will be assigned to one of the two groups: * Cognitive Strategies, Mindfulness, and Rehabilitation Therapy (C-SMART) is a recently developed virtual intervention combining both cognitive rehabilitation with mindfulness meditation training. The manualized program consists of 8 weekly 1:1 tele intervention sessions, targeting cognitive weaknesses identified from baseline cognitive testing. * Brain health Education and Wellness (BE Well) intervention consists of 8 weekly videos focused on maximizing brain health in the context of brain tumor. Participants will also be asked to: * participate in two in-person visits involving an MRI (if eligible for research MRIs) and neurocognitive tests * complete a survey the the beginning and end of the study * if in BE Well group, answer a few questions after watching each video