Measuring the Feasibility and Effect of a Virtual Reality Cognitive Training Intervention for Brain Cancer Survivors.

Inclusion Criteria:

1. Low grade glioma survivors.
2. Have mild cognitive impairment (MCI) per MoCA (defined as any score between 18 and 25).
3. Completed all cancer treatment for their low-grade glioma (including chemotherapy, immunotherapy, radiation therapy and surgical procedures) and are now \>30 days to 24 months from the date of last treatment.
4. Age 18 years or older.
5. English speaking.
6. Able to provide consent without use of a Legally Authorized Representative
7. Available to play the VR game or complete word search puzzles once per day for six days per week for four consecutive weeks in their home (per patient self-report).
8. Have a reliable phone number by which they can be reached to make arrangement for testing and for follow-up calls.

Exclusion Criteria:

* 1\. History of serious mental or severe psychiatric illnesses (e.g., bi-polar disorder, schizophrenia etc....).

  a. Note: Anxiety or depression are not exclusionary. 2. History or known neurodegenerative diseases such as Alzheimer's disease, vascular dementia or any other form of advanced neurodegenerative or neuro-cognitive diseases.

  3\. History of drug intoxication/overdose (addiction history). 4. History of acute traumatic brain injury. 5. History of stroke causing a cognitive deficit only. 6. Vision impairments including legal blindness.

  a. Note: patients with corrected vision (e.g., glasses or contacts) or who are color-blind are eligible.

  7\. Incarcerated at the time of study enrollment. 8. Enrolled in another clinical trial which does not permit co-enrollment. 9. Any medical condition precluding safe use of VR headset and hand control technology, including patients with medical devices, including cardiac pacemakers, hearing aids/cochlear implants and defibrillators.

  10\. History of motion sickness per patient self-report.