A kind of improvement cognitive function or treatment cognition dysfunction provide foundation. This method is based on activation kainate receptor or glutamic acid GluR6 receptors pass through kainate or glutamic acid GluR6 receptor activators such as agonist. In addition, a kind of enhancing learning ability, is provided by activation kainate receptor such as glutamic acid GluR6 receptors by kainate or glutamic acid GluR6 receptor activators such as agonist.