small shock causes an earthquake in your child's room. With this design kit, children can create their own chain reaction model, where each fischertechnik item causes it. When the load falls on the plate, it sends the ball to roll along an exciting route until it hits the building block fischertechnik, causing a domino effect that causes the catapult to start ... These are just some of the reactions that give your child a lot of unforgettable emotions. assembly instructions included to create three different chain reaction models. Young inventors can create their own exciting reactions by integrating into the course details that are not included, such as dominoes or other toys. This fun, colorful set is perfect for beginners and young designers. Other inspiring videos of the chain reaction are posted on the fischertechnik website to help develop children's creativity.