The Compendium of Caraka 4.8.63

4.8.63

krīḍanakāni khalu kumārasya vicitrāṇi ghoṣavantyabhirāmāṇi cāgurūṇi cātīkṣṇāgrāṇi cānāsyapraveśīni cāprāṇaharāṇi cāvitrā sanāni syuḥ//

The playthings of the child, indeed, should be multicolored, making sounds, pleasing, not heavy, without sharp points, impossible to put into the mouth, not fatal, and not frightening.