Think of a Number

Season 4 Episode 4: Box Clever

Johnny discovers the secrets of Doctor Who's Tardis, a box that looks like one but isn't and a machine that makes boxes quicker than you can. Also there's a disappearing box, a multiplying box and a box that's bigger on the inside than it is on the outside. Meanwhile - box clever with this. Five balls in a box -can you give them all to five friends so one remains in the box ?

Genre:

Family, Kids

Seasons:

5

Episodes:

30

Cast:

Johnny Ball

Quality:

HD

Duration:

30 min

First Air:

1978

Rating:

7.7