The Strange Ones
1957
LeapFrog: Phonics Farm
2011
First Aid Action
1973
Toothache of the Clown
1972
Testing
2022
Mot i brøstet – 30th Anniversary
2023
Lunchroom Manners
1960
The Finland Phenomenon
2011
John Deere Country: Stories About Folks Who Love John Deere
2009
John Deere Farm Days
2010
O lidech a tramvajích
1959
Reading Signs is Fun
1967
Dinosaurs: Puzzles from the Past
1981
It's My Hobby
1974
STI: Sexually Transmitted Introductions
—
Chemistry in the kitchen
1957
Learning From Disappointment
1961
Beginning Responsibility: Rules at School
1964
Number 93 will not return
1958
Growing Up
1971