Before it stopped being sold on the market in 1978, lead paint was widely-used. Paint chips from older houses built in the 1960's would most likely contain lead. Lead's cognitive effects are well-documented.
Children exposed to lead are more likely to have a lower ability when it comes to learning. For Joey, who is 2 years old, prevent this increase of acquiring neurological damage by dealing with the paint chip in the house. For best results, contact a professional lead abatement team.