| A | B |
| Aryans | the earliest immigrants to India that had horses |
| Sanskrit | the Aryans' ancient language |
| Vedas | four books of sacred writings that describe Aryan religion |
| Hinduism | a religion that worships three main gods |
| reincarnation | a belief that the soul lives on after death and returns to life in a new body |
| cows | a holy animal to Hindus |
| caste | a group within a social class |
| Caste System | the social class of India |
| untouchables | the lowest class in India |
| Siddhartha Gautama | "The Buddha's" real name |
| Nirvana | a feeling of happiness and peace |
| fables | stories told to teach an important lesson |
| rajah | Indian prince |
| assassination | murder for a political reason |
| turning point | time of important change |
| missionaries | religious teachers |
| Ashoka | a fierce warrior and ruler that turned against violence |
| edicts | commands |
| Maurya & Gupta | two ancient empires of India |
| Panchatantra | a series of folktales |
| Arabic numerals | base-ten number system we still use today |
| inoculation | giving a person a mild form of a disease so they do not get the more serious form |
| plateau | a high, flat area of land |
| cavalry | soldiers who rode horses and camels to make swift attacks |
| Cyrus the Great | leader who built the Persian Empire |
| Persians | had a huge army and conquered many lands |
| tribute | yearly payments |
| couriers | horse riders that delivered messages |
| prophet | a person who speaks or writes with a divine message |
| Zoroastrianism | a religion which taught a belief in two gods, good and evil |