You should build a new geometric shape based on the other one, using tools which simulate a ruler and a compass. Can you create an equilateral hexagon having only one of its sides? Build a tangent to the circle? Construct a pyramid of equilateral triangles? Solve puzzles and help Mad Doc to implement his dream - create the best vehicle in the world – Pedal Horse. You don’t need a deep math and geometry knowledge: even kids are able to solve this geometric puzzle. Nevertheless some levels take a lot of time to find solution. If some puzzle is very challenging for you just skip it.