í-kpó-áhà – Ị ga-enyerịrị ugo kwesịrị ekwesị, nye njikọ na ikikere ahụ, ma gosikwa ma emere mgbanwe. Ị nwere ike ime ya n'ụzọ ezi uche ọ bụla, mana ọ bụghị n'ụzọ ọ bụla na-egosi na onye nyere ikikere kwadoro gị maọbụ ojiji gị.
gbásàa kà – Ọ bụrụ na ị tụgharịgharịa, gbanwee, ma ọ bụ wulite n'elu ihe ahụ, ị ga-ekesa ndenye gị n'okpuru same or compatible license
Tinye nkọwa otu ahịrị ihe faịlụ a na-anochi anya ya.
Eise Eisinga Planetarium: The orrery built by wool carder Eise Eisinga from 1774 to 1781 in his living room, the oldest functioning planetarium in the world
Eise Eisinga Planetarium: Wijzerplaat in het plafond met de hemellichamen als hangende bollen