Thousands of children will get the opportunity to learn more about their history, as heritage and arts organisations come together to offer a full programme of events, both on location and digitally.
Bydd miloedd o blant yn cael y cyfle i ddysgu mwy am eu hanes, wrth i sefydliadau treftadaeth a chelfyddydau ddod at ei gilydd i gynnig rhaglen lawn o ddigwyddiadau, ar leoliad ac yn ddigidol.