Pull the bird back to sling shot the bird. This is a phisics test (sorry if i spelled that wrong) Warning! Don't put the block under the balck gound line things you can do! 1. launch the bird 2. Make the berd hit the block to scoot it back 2. pick up the block 3. the block has phisics stuff so if you put it on the hill it will slide down and tilt, try it please! 4. use the bird or/and block in your own scratch JUST ASK!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!