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Grade 4 Science · World 9: Machine Workshop · Level 63
Castle 9
Mixed review.
10 questions from this world. Get 8 right to win the castle!
What children learn in Level 63
Georgia Standards of Excellence in Science:
- S4P3.c — Ask questions to identify and explain the uses of simple machines (lever, pulley, wedge, inclined plane, wheel and axle, and screw) and how forces are changed when simple machines are used to complete tasks. (Clarification statement: The use of mathematical formulas is not expected.)