The wooden lever measurement tool with a hook is a versatile instrument for teaching physics principles. Suitable for both school and lab environments, this balance measuring device helps in demonstrating the of mechanics. Students can use the hooked end to hang various weights, allowing them to explore the relationship between force, distance, and balance in a tangible way. Features -Color:Yellow -Material:Wood -Size:56.00X3.50X1.00cm/22.01X1.38X0.39in -ideal for physics classrooms: this wooden lever balance ruler is an indispensable tool for middle school physics mechanics experiments. -Easy hanging with hook: the builtin hook design allows for simple hanging, making it versatile for different experimental needs -Sturdy wooden build: made from robust wood, this lever ruler is designed for durability and use in learning environments -Effective balance demonstration: provides an intuitive and visual demonstration of balance principles, aiding in the comprehension of physics concepts -Portable design: its compact and lightweight design makes it easy to transport, suitable for use in various learning settings Package list: 1 x wooden lever ruler