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	Muscle Levers 1st Class, 2nd Class, 3rd Class Explained (The Movement System) View
	Simple Machines - The Lever (The Organic Chemistry Tutor) View
	The 3 Classes of Levers \|\| How we use levers in the world and our bodies \|\| By: Kinesiology Kris (KinesiologyKris) View
	What Are Simple Machines \| Types Of Simple Machines \| The Dr Binocs Show \| Peekaboo Kidz (Peekaboo Kidz) View
	3 Types of levers/biomechanics / first class lever/second class lever/3rd class lever. (Sports sciences \u0026 physical eduacation) View
	Types of Levers: Simple Machine (Grade 4 u0026 5 Science) \| TutWay (TutWay) View
	AQA GCSE PE: First, Second and Third Class Lever Systems u0026 Mechanical Advantage \| Movement Analysis (Mr Matthews \| PE Tutor \u0026 Life Coach) View
	The mighty mathematics of the lever - Andy Peterson and Zack Patterson (TED-Ed) View
	Types or Classes of Lever in the Human Body Explained with Examples (The Open Educator) View
	Learn NASM Biomechanics: Torque and Lever Systems \|\| NASM-CPT 7th Edition (Axiom Fitness Academy - Personal Trainer Education) View