I also recommend you buy the products you want, and read reviews and opinions before you buy them.
What is brain power? Brain power is the capacity of the mind to think, remember, understand, learn, and think critically, in short, think very much about the world. The Brain Training Program: A review, and review: A critical assessment (by Dr. Charles D. Sulsky) The brain training program is the brain's own version of a game, in that it's designed to increase and increase your brain power. It's like getting a big prize, and then giving yourself extra motivation to get it. It's an excellent way to get started in the brain training process. The brain training process is like a big, multi-part puzzle, where you can move pieces until you complete the whole puzzle. There are three main steps: 1. Determine if you're an expert at one task (e.g., chess). 2. Identify and improve skills you have, and 3. Make sure your brain has enough power to complete the puzzle. There are two types of products that help with one step. There are cognitive enhancers such as Ritalin or Adderall, and neuromodulators such as methylphenidate (Ritalin, Concerta, etc.). But cognitive enhancers can only help if you are already cognitively active.