#7
Smart Boards (Interactive Whiteboards)
Smart Boards wasted billions in educational budgets, with 90% of teachers using them merely as expensive projectors, according to a 2016 Johns Hopkins study. The average interactive whiteboard cost $2,500 more than a standard board, yet standardized test scores remained flat over five years of deployment—a 0% gain that is 100% less than the promised ROI.
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