foundational educational activity guide · 2014
Who was studied
Age-specific suggestions from infancy through adolescence.
What the research found
Offers practical examples of games involving memory, rule use, planning and flexible responses, with challenge adjusted to the child.
Limitations
A practice guide, not a controlled test of the listed games or our products.
What this does not establish
A developmental diagnosis, an exact age cutoff, a training dose, or product endorsement.
Read the original source
Source checked: 2026-10-21. Official guide page and 5–7-year-old chapter opened. URL upload directory is not the publication year.