how to make cool looking fireworks
Step 1: Step 1
find a large, flat spot then make a square of bedrock
Step 2: Step 2
after this extend the square up 5 block and fill with TNT so that you can see 5 blocks sticking out of the top..... 11 blocks all together
Step 3: Step 3
Then light the bottom block and watch the school looking fireworks it will look better than the picture .