If you cannot adjust the activity, get permission from the other parent before telling the children what you have planned.
ɛ wopɛ sɛ mmofra no yɛ biribi saa bere no, na sɛ woyɛ ho hwee a ɛnyɛ yiye a, ɛnde srɛ kwan fi ɔwofo biako no hɔ ansa na woama mmofra no ayɛ.