Here are some of the materials you can use
Prepare ahead of time
Think about the challenge
Think about and write down your ideas
Look at the materials
Design and build a two-section arm
Plan the string (muscles) path
Plan and attach the straw guides (tendons)
Connect the string (muscles)
Test your Robo Arm
Add a hook to your Robo Arm
Move your arm and lift the target cup
Did you know?
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