The ornamental design for a babyscale, as shown and described.
FIG. 1 is a front perspective view of the baby scale showing the new design;
FIG. 2 is a front view of the baby scale;
FIG. 3 is a rear view of the baby scale;
FIG. 4 is a side view of the baby scale;
FIG. 5 is another side view of the baby scale;
FIG. 6 is a top view of the baby scale; and,
FIG. 7 is a bottom view of the baby scale.
The broken line showing of various scale parts are included for the purpose of illustrating unclaimed subject matter and forms no part of the claimed design.