The Trebuchet was a siege machine used in Medieval times, though it is believed to originate in China. Onagers were created by the Romans and used throughout history, till the introduction of the cannon. The Romans and would use horse hair as rope, and in times of shortages it has been said they used human hair.

What battery Makes A Motor Spin The Fastest? Materials, Methods, and Procedures. My purpose is to show witch battery spins the fastest on a electric motor. A small battery powered electric motor. Benjamin Franklin was he first to discover electricity by flying a kite with a large key on the kite. From that he discovered that lightning was a form of electricity. The they started putting lightning rods on houses to stop lightning from hitting houses.

Salmon and Kale Tart with Spelt Bran Pastry. Low FODMAP gluten free pancakes! Low FODMAP Chicken and Rice Noodle Salad. Chicken Baked with Vegetables and Herbs with Feta. Chicken Cooked in Yoghurt and Spices. Chicken Chermoula with Persian Rice. Chicken Balls in a Herb and Lemon Sauce. Should we Detox in January. Chicken and Lemon Bake with Giant Couscous. Salmon and Kale Tart with Spelt Bran Pastry.

Penny Damage by Drinks Science Experiment. Materials, Methods, and Procedure. My name is Samantha Morgan. This year we were required to do a science experiment in school. I wanted to do this because I wanted to compare the damage of the pennies to teeth to know which would hurt teeth the most. Photos used under Creative Commons from ktorster.