The culmination of three decades of study and research in the area of child and developmental psychology.
Price history
▲24.98%
Nov 12, 2022
€44.24
▲5.26%
May 12, 2022
€35.40
▲20.29%
Jan 27, 2022
€33.63
▼-0.06%
Jan 26, 2022
€27.95
▼-0.32%
Jan 24, 2022
€27.97
▲0.28%
Jan 17, 2022
€28.06
▲0.09%
Jan 11, 2022
€27.98
▼-1.19%
Jan 10, 2022
€27.95
▲0.5%
Jan 4, 2022
€28.29
▲1.47%
Dec 28, 2021
€28.15