Ballpark — September 28, 2026
Answers to that day's 5 daily estimation questions.
Years a tortoise can live
150 years
Adwaita, an Aldabra giant tortoise, lived to 255.
Length of a day on Venus
243 Earth days
Venus rotates very slowly in the opposite direction.
Height of a giraffe
18 feet
The tallest land mammals.
Years the Berlin Wall stood
28 years
1961 to 1989.
Age of King Tut when he died
19 years
His tomb was discovered nearly intact in 1922.