Step 1: things needed
Step 2: cut shin out
Step 3: cut ball joint off leaving small stump
Step 4: cut ball socket out of leg piece
Step 5: glue socket onto upper leg
Step 6: glue ball joint to foot
Step 7: fit together
Step 2: cut shin out
Step 3: cut ball joint off leaving small stump
Step 4: cut ball socket out of leg piece
Step 5: glue socket onto upper leg
Step 6: glue ball joint to foot
Step 7: fit together