Research methods in mathematics and science education : summer seminar of the Graduate School for Mathematics, Physics, and Chemistry Teachers, Helsinki 23.-26.6.1997
Research methods in mathematics and science education : summer seminar of the Graduate School for Mathematics, Physics, and Chemistry Teachers, Helsinki 23.-26.6.1997
Research methods in mathematics and science education : summer seminar of the Graduate School for Mathematics, Physics, and Chemistry Teachers, Helsinki 23.-26.6.1997
Research methods in mathematics and science education : summer seminar of the Graduate School for Mathematics, Physics, and Chemistry Teachers, Helsinki 23.-26.6.1997