The ornamental design for an educationaldentalkit, as shown and described.
FIG. 1 is a front view of an educational dental kit showing my new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a perspective exploded view thereof.
The broken line showing of the toothbrush and toothpaste is included for the purpose of illustrating environment and forms no part of the claimed design.