Here are the answers to the simple past and past participle crossword puzzle:
Across:
3) brought
5) stuck
8) sang
10) sang
11) fed
12) shaken
16) sold
17) read
18) left
20) met
21) drew
24) drank
25) flew
26) stood
27) made
Down:
1) hurt
2) chose
3) been
4) taken
6) understood
7) sat
9) gone
13) heard
14) swum
15) written
19) went
22) played