venerating the buddha and the exchange of gifts
Yes, Buddhist do have customs. One of them are meditating.
The Holy building for Buddhists is called a Temple.
Buddhists
Buddhism is a very broad church and their are many schools in many different countries. Other than a common understanding of the four noble truths and one or two other core concepts Buddhism encompass many different views; including those connected with food and customs. For example many Buddhists do not eat meat but perhaps most do. Very little is prohibited in Buddhism although people make promises themselves as part of their own path or to conform to their own tradition's customs.
Two
The Mahayana and the Therauda
hindus go to temples observe fasting during festivals
Budists..................
They split into the Mahayana and Theravada
The two groups were Theravada Buddhism and Mahayana Buddhism.
Hindus and Buddhists both believe in Reincarnation (punarjanma). Also The Law of Cause and Effect (karma)
Most zen Buddhists don't do martial arts, but small groups do. The Sholin monks and Shorinji Kempo to name few...