you use your fist under the blade to increase the power of the attack. please also inspect your merchandise, because rarely things could be overlooked, and we want to make sure of customer satisfaction. thanks for sharing your ideas, especially the books for pictures! the tests can be slotted in during a quiet 10 minutes on the road or at home. if you are under 13 years of age please exit or browse some of our contents not related to this. the christmas gifts are started, and one of them is almost finished. event intended for ages 6-up. what can i see to understand this? 