Only Houston family vacation ideas appear on this page including things to do with kids, travel advice, and family-friendly hotels with vacation packages. Tour NASA’s Houston Space Center or enjoy amusement rides and hands-on encounters at the Downtown Aquarium, Reach for outer space at the Houston Museum of Natural Science; share 4D Experiences, and giraffe feedings at the Houston Zoo. Make discoveries at Woodlands Children's Museum or create a mini family adventure at Children’s Museum. Here's the deal: Houston CityPASS. Back to Texas family vacation ideas.