This is the very first Minecraft map I have ever made. Please give me feedback. There are 30 different challenges I have listed below and the rules as well.

Rules-
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1. Only cheat if you really have to.
2. Play on Easy, Medium, or Hard.
3. Do Not kill yourself to regenerate your health.

Challenges
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1. Build a cobblestone generator.
2. Kill 10 Squids.
3. Build a tunnel to the mainland.
4. Expand the under water house.
5. Find 50 Coal.
6. Make 100 Torches.
7. Build a portal to the Neather.
8. Find 5 Dungeons.
9. Find 10 Lapis Lazuli.
10. Find 10 Gold.
11. Find 10 Iron.
12. Smelt 10 Gold.
13. Smelt 10 Iron.
14. Find 5 Diamonds.
15. Craft 5 Wool of each color.
16. Craft 200 Wooden Planks.
17. Start a farm.
18. Kill 10 Creepers.
19. Kill 10 Zombies.
20. Kill 10 Skeletons.
21. Kill 10 Ender Man.
22. Find the Portal to the End.
23. Kill the Ender Dragon.
24. Kill 10 Cows.
25. Kill 10 Sheep.
26. Kill 10 Chicken
27. Smelt 50 Cobblestone.
28. Start a Forest Fire.
29. Harvest 20 Trees.
30. Find 5 Emeralds.
31. Do what ever.
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