Ear plugs- Use one ear plug. What ever side the ear plug is in, is the side of the brain you're stimulating.
Vitamin Holders- To give kids the restrictions, but independence of talking their own supplements.
Colored Glasses- Yellow & Red glasses stimulate the left brain. Green & Blue stimulate the right brain
Rezzimax Pro Tuner II-
Stimulate Left/Right brain.
Intergrated Primitive reflexes.