Complex sentence: Scratch flexibility allows teachers to create conceptual and visual lessons and science lab assignments, as Scratch is a useful tool to create animations that help visualize difficult concepts such as plant cell mitosis, water cycle, Galileo Thermometer and Hooke's Law Experiment.
Split into simpler sentences: Scratch flexibility allows teachers to create conceptual and visual lessons and science lab assignments. As Scratch is a useful tool to create animations that help visualize difficult concepts such as plant cell mitosis, water cycle, Galileo Thermometer and Hooke's Law Experiment.