Rosetta Stone found, but later Egyptologists, including Wallis Budge, used these other copies to refine the reconstruction of the hieroglyphs that must have been used in the lost portions of the hieroglyphic text on the Rosetta Stone. Napoleon's 1798 campaign in Egypt came at (and helped cause) the beginning of a burst of Egyptomania in Europe, and especially France. A corps of 167 technical experts ("savants"), known as the "Commission des Sciences et des Arts", accompanied the French expeditionary army to Egypt. On 1799, French soldiers under the command of Colonel d'Hautpoul were strengthening the defences of Fort Julien, a couple of
Rosetta Stone (software) reused from lesson to lesson to invoke long-term retention. In version 3 pack, there are four units per language level. Each unit has four core lessons that are about 30 minutes long. The student then moves on to one of the following lesson modes: Pronunciation, Writing, Vocabulary, Grammar, Listening, Reading, Speaking. The Milestone is an exercise at the end of each unit in which students apply what they learned in the unit. In Rosetta Stone version 2 Language Packs, most lessons have two levels; a few have three. The first eight units have 84 lessons, plus eight reviews. The lessons