Effective stretching exercises for beginners focus on improving flexibility and range of motion while being easy to perform. Here are a few good options - Hamstring Stretch, Quadriceps Stretch, Shoulder Stretch, Cat-Cow Stretch, Child’s Pose, Hip Flexor Stretch, Side Stretch. These exercises are great for beginners and can be performed gently to enhance flexibility and promote relaxation. Remember to hold each stretch for about 15-30 seconds and breathe deeply throughout the process.