E1 - Bicycles

Aired: February 23, 1971

E2 - Trees

Aired: March 02, 1971

E3 - Spirals

Aired: March 09, 1971

E4 - Nails

Aired: March 16, 1971

E5 - Eggs

Aired: March 23, 1971

E6 - Cars

Aired: April 06, 1971

E7 - Windows

Aired: April 13, 1971

E8 - Water

Aired: April 20, 1971

E9 - String

Aired: April 27, 1971