1. Bicycle Crunches
This is a full-body movement, specifically targeting the rectus abdominis and oblique muscles. It helps tone and slim your waist.

Bicycle Crunches
Instructions:
Lie on your back, place your hands behind your head, and lift your knees up. Pull one leg towards your chest while straightening the other, and simultaneously twist your upper body to bring the opposite elbow and knee together.
Perform 3-4 sets of 20-25 reps each.
2. Russian Twists
This exercise targets the oblique muscles and improves your core strength. Focus on your core, and lift your feet off the ground, maintaining balance while sitting up.

Russian Twists
Instructions:
Twist your torso to the right, bringing the weight onto your right hip. Then, twist to the left, transferring the weight to your left hip.
Avoid shrugging your shoulders during the movement.
Keep your core engaged throughout the exercise to strengthen your spinal muscles and burn belly fat.
3. Scissor Kicks
This effective exercise targets the lower abdominal muscles and hip flexors, ideal for building core strength and endurance.

Scissor Kicks
Instructions:
To perform the scissor kick, lie on your back, face upright, and place your hands under your buttocks. Keep your lower back pressed against the floor, with your right leg extended straight off the ground and your left leg lifted about 20 cm above the floor. Hold for 2 seconds, and then switch legs.
For a greater challenge, you can lift your head and neck off the floor.
Repeat this movement for about 30 seconds. This exercise not only strengthens your abdominal muscles but also tones your stomach.
4. Mountain Climbers
This exercise targets the core while providing a cardiovascular workout.

Mountain Climbers
Instructions:
Start in a plank position with your hands placed under your shoulders. Bring your right knee towards your chest, and then quickly switch legs, bringing your left knee towards your chest. This will increase the strength of your core muscles and elevate your heart rate, leading to reduced belly fat.
5. Leg Raises
Leg raises target the lower abdominal muscles and can be quite challenging. However, this exercise is one of the perfect ways to reduce belly fat in a shorter amount of time.

Leg Raises
Instructions:
Lie on your back, extend your legs straight, and place your hands under your hips for support.
Lift your legs towards the ceiling, keeping them straight, and then slowly lower them back down without touching the floor.
Avoid arching your back, and move slowly to maximize muscle engagement.