Carry out fun physics experiments to learn about forces, motion and energy with rollercoasters. Conduct an action-packed series of hands-on physics experiments with this awesome 305 piece science set. Simply piece together the sturdy frame structures and attach the flexible track to build endless roller coaster designs. Experiment with mass and velocity to create cool loop-the-loops and steep drops. Includes a full colour illustrated manual to guide you, packed with cool facts and challenges. As fun as a day at the amusement park!