Divide the hexes into regions each containing exactly one dot, so that each dot is the center of rotational symmetry of its region.
2. HOLIDAY SPINNERS

3. THORNY CROWN
Place the digits 1 through 9, each used exactly once, into the spaces provided. A number in a circle must be the first digit of the product of the neighboring spaces. A number in a square must be the last digit of the sum of the neighboring spaces.

In the figure to the right, all possible dominoes from 0-3 are shown so that each number is larger than the one below it, and different from the one to its left. Fill in the figures below with all possible dominoes from 0-4 according to the same restrictions.
4. DOMINOES

5. CONSECUTIVE LETTERS
Fill the blank squares in each word, one letter per square, with consecutive letters of the alphabet, but not necessarily in alphabetical order.