These research units are perfect for emergency sub plans, maternity leave plans, individual research, home school, summer school, enrichment, or a science unit. This bundle has 7 units, so it's a week's worth of ready-to-print sub plans. With clear lesson outlines and specific directions for each unit, it's perfect to leave behind or set students up to work on, with meaningful practice in reading, writing, math, science, and social studies.Each unit will last at least one day, but could easily b