DESK LAMPS COME TO YOUR RESCUE! Not only for little kids but even for adults, concentration and focus is influenced by nothing other than the lighting system near the study table. So, here are some tips to set up the best lighting system near your study table. More at http://bestledlamp.com/.
The direct source of light should be kept away from eyes as much as possible. Even while using desk lamps for dedicated reading, the LED should not come at a level where you can directly stare at it. The intensity of the light should not be extremely sharp but the hue should not be sleepy and dull either. Abundant use of sunlight whenever possible. Shadows should not fall on your study table, so if the lighting is overhead, it should be positioned properly. More at http://bestledlamp.com/features-of-the-best-desk-lamps-for-computer-work/.