First at home Flynn and his dad built the base using screws,saws,grinders wood a tube and washers.
Then Flynn took it to school , Sydney brought along some wood Max and Saxon helped add to it.
So how it works, we stick the ball through the plastic pipe at the top, which is called an inclined plane. The ball rolls through the pipe then drops onto the lever. This puts weight on the lever and lifts it up. When it drops back it pops the balloon because attached to the lever is a sharp screw.
What a cool simple machine that you have created. I especially enjoyed watching Saxon's face as the balloon popped! Well done boys. (Mrs Batters)
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