Kippah: a simple skullcap. It is often wore when people enter the synagogue or other ritual settings. It is a traditional to keep your head covered at all times.
Tallit: a rectangular prayer shawl with strings tied in a particular pattern on the corners.the The Tallit is a reminder of the commandments for others, wrapping themselves gives them a spiritual and private space for prayer.
Tefillin: contains parchment handwritten verses of Torah on them. The tradition of wearing Tefflin comes from a reading of Deuteronomy 6:8 "Bind them as a sign on your hand and let them serve as a symbol on your forehead. The tefflin is traditionally worn on morning services except on Shabbat and major holidays