The best travel pillows for children are those that are designed specifically for their smaller size and unique needs. The BCOZZY Kids Chin Supporting Travel Pillow is a popular choice, as it provides chin and neck support and can be adjusted to fit different ages and sizes. The Trunki Yondi Kids Travel Pillow is also a great option, as it features a cute animal design and can be used in car seats, strollers, and airplanes. The Critter Piller Kids Travel Buddy Pillow is another good choice, as it's soft, cuddly, and comes in different animal designs.