5 Season
30 Episode
Think of a Number - Season 1 Episode 5
This week Johnny discovers some dicey things about dice and a number over a thousand miles long; also something heavy about gold and cutting about diamonds. Meanwhile - Think of a Number. By using two minus and one plus signs make this all add up! 123456789 = 10
- Year: 1984
- Country: United Kingdom
- Genre: Family, Kids
- Studio: BBC One
- Keyword:
- Director:
- Cast: Johnny Ball