I've used these before as team builders...unfortunately, I can't find the answer key...
7 W of the AW (7 wonders of the ancient world)
1,001 AN (1001 Arabian Nights)
12 S of the Z (12 signs of the zodiak)
54 C in a D (with the J) (54 cards in a deck with the jokers)
9 P in the SS (9 planets in the solar system)
88 PK (88 piano keys)
13 S on the AF
32 D at which WF (32 Degrees at which Water Freezes)
18 H on a GC ("18 Holes on a Golf Course")
90 D in a RA (90 degrees in a right angle)
9 J of the SC (9 justices on the supreme court)
10 D in a TN (incl. the AC)
7 D with the SW
2 H are BTO (2 heads are better than one)
3 F in a Y (3 feet in a yard)
31 F of BRIC
36 I in a Y (36 inches in a yard)
9 S in T.-T.-T.
50 S on the AF (50 stars on the american flag)
5 T on a C (incl. the S in the T)
200 D for PG in M
8 S on a SS
3 BM (SHTR!)
4 Q in a G (4 quarts in a gallon)
24 H in a D (24 hours in a day)
1 W on a U
5 D in a ZC
57 HV 57 Heinz varieties)
11 P on a FT
1000 W that a P is W
29 D in F in a LY (29 Days in February in a Leap Year")
64 S on a C (64 squares on a chessboard)
40 D and N of the GF (40 days and nights of the great flood)
20 Q (A., V., or M.)(20 questions, animal, vegetable or mineral)
10 LI
7 Y of BL for B a M (7 Years of Bad Luck for Breaking a Mirror)
2000 P in a T (2000 pounds in a ton)
4 S on a V
52 W in a Y (52 weeks in a year)
111 E in the PT
1 GL for M
144 U in a G (144 units in a gross)
9 L of a C
206 B in the HB
1760 Y in a M (1760 yards in a mile)
5280 F in a M (5280 feet in a mile)
4 Sin a D of C (4 suits in a deck of cards)
16 O in a P (16 ounces in a pound)