Split the Model Magic into 4 sections.
With a washable marker, add green marks and mix into the Model Magic to make green for the caterpillar body.
Roll 5-7 balls and put them together to form the body.
Make the head from another section of Model Magic. Color the Model Magic with washable markers. Attach it to the caterpillar.
Create eyes, mouth and other details.
Create a base, such as a leaf.
Optional: Spray the sculpture with a clear coat once dry for extra protection.