project information
index
hypothesis
purpose
apparatus
observation
conclusion
1. Use the Lego to build a castle
2. Use more Lego to make the battering ram and put in the wooden stick.
3. Put the battering ram near the castle.
4. First strike weakly, then strike a bit harder, finally strike even a bit hard.
5. Observe and write down what happened.
6. Now switch the wooden stick to a metal role with a cap at the end.
7. Do the same as in step 4.
8. Do the same as in step 5
9. see if your hypothesis is correct