Using the Discovery Mindblown 87 - Piece DIY Hydraulic Bionic Hand Build Kit is super easy. First, find a clean and flat space to start assembling. Carefully follow the instructions step by step to build your bionic hand. As you put the pieces together, you'll learn about hydraulics and mechanics. Once it's built, you can wear it on either your left or right hand as it's adjustable. The targeting light can be turned on for some extra fun. When using it, be gentle with the parts to avoid breakage. After you're done playing, store the kit in a dry place away from direct sunlight. If any parts get dirty, you can use a soft, dry cloth to clean them. Have a great time exploring the world of robotics with this awesome kit!