Inger Landsem and Gunnar Nordberg

Fun with Numbers
One page for each number 1-100

Inger Landsem is an illustrator and a visual artist. She is especially interested in children learning and playing. Landsem has contributed to a number of textbooks and non-fiction books, both as an illustrator and as a co-author.
Gunnar Nordberg teaches mathematics for student teachers at Oslo University College. The last few years he has worked primarily with students and teachers in lower primary education. He has authored and co-authored textbooks and books on teaching methodology in mathematics.