What you needsmall amounts of red, black and white medium weight yarn (I used Red Heart Super Saver)
size 7 US/H/5 mm crochet hook
Instructions are given for the smaller size, with the larger size in parentheses. You can use the same idea to make balls of any size.
Using white, chain 4 (6). Make a slip stitch in the first chain to join in ring.
Work 6 (12) single crochet in the ring. Make a slip stitch in the first stitch to join round.
Work 2 single crochet in each single crochet stitch; 12 (24) stitches. Make a slip stitch in the first stitch to join round.
*Work 2 single crochet in the first single crochet, 1 single crochet in the second. Repeat from * around; 18 (36) stitches. Make a slip stitch in the first stitch to join round.
Work 3 (4) rounds single crochet, joining the end of the round with a slip stitch as established.
Change to black and work 2 (3) rounds single crochet.
Change to red and work 3 (4) rounds even.
*Decrease 1, single crochet. Repeat from * around; 12 (24) stitches.
Decrease 2 single crochets into 1 around; 6 (12) stitches. Add stuffing to ball.
Cut yarn, leaving a long tail. Use a yarn needle to weave the tail through the stitches at the top and close up the top of the ball.
For the button, using black, chain 4 (6) and use a slip stitch in the first chain to join the round.
Work 6 (12) single crochet in loop and fasten off.
Use white yarn to sew the button over the center section of the ball (I covered up the spots where I changed colors).