21. Another traditional mnemonic device has been to turn the initial letters of seven spectral colors into a sentence. 22. The strophes begin with the letters of the alphabet from A to P as a mnemonic device aiding recitation. 23. I cannot remember where I left my car in a parking lot without a complicated series of mnemonic devices . 24. Hermetic Tarot has imagery to function as a textbook and mnemonic device for teaching the gnosis of alchemical symbolical language. 25. Someone in the Dole camp came up with the idea of handing out Dole pineapple juice as a mnemonic device . 26. They were originally made in North America by native peoples for astronomical, religious, sacred, healing, mnemonic devices , and teaching purposes. 27. A mnemonic device is said to be a memory aid that used to help an individual remember and recall information. 28. Participants were made aware of the usefulness of a mnemonic device ( categorical grouping ) either before or after recall. 29. She found the repetitive music produced the highest amount of text recall, suggesting music can serve as a mnemonic device . 30. In the classroom, mnemonic devices must be used at the appropriate time in the instructional sequence to achieve their maximum effectiveness.