K'NEX Intro.to Simple Machines: Levers & Pulleys set K'NEX Brick parts Battery-powered speakers attach to any

Battery-powered speakers attach to any iPod / MP3 player to enhance your building experience

The printed instruction booklet provides instructions for the crank fan

The instruction book provides building instructions for 14 models

follow the step-by-step instructions to create an authentic replica of the Eiffel Tower

K'NEX Intro.to Simple Machines: Levers & Pulleys set K'NEX Brick parts Battery-powered speakers attach to anyK'NEX set allowing 8 different models based on levers and or pulleys to be built Seesaw, Balance, Wheelbarrow, Hockey stick, Scissors, Flag pole, Yacht and Block & Tackle. When used at school, enables teachers to help their pupils to understand the principles of levers and pulleys. Supports 2 4 pupils working as a team. Includes 61 page teacher's guide, which contains a wealth of information on Levers & Pulleys and 9 comprehensive lesson plans.