1. Passive voice: "Incorporating cooking into school curricula" uses the passive voice, highlighting the object and action of the proposal, increasing the formality and complexity of the sentence.
2. Adverb modifying adjective: "the most feasible idea" where "most" modifies the adjective "feasible," enhancing the emphasis of the sentence.
3. Present participle as attributive: In "integrating cooking lessons," "integrating" as a present participle is used as an attributive, adding a sense of dynamism and complexity to the sentence.
4. Conditional adverbial clause: "posing safety risks, particularly for younger students" as a conditional adverbial clause, points out the problems that may arise from implementing the proposal, increasing the depth and logic of the sentence.