Yonemura Denjiro Science Kit Jumbo Balloon Rocket

Perfect for summer vacation free research! Yonemura Denjiro's fun experiments can be enjoyed at home!
You can experience experiments immediately with easy-to-understand explanations and attached appendices!
Let's make a rocket out of balloons! Aim over 25m!
You can make 2 large ones and 4 small ones!
Comes with a balloon pump and spare balloons♪
Experiment with the power of science! Let's make a rocket out of balloons!
You can make 2 large ones and 4 small ones!
●Kit contents/instructions, long balloon, feather weight sheet, balloon pump, weight for balloon (large), double-sided sheet ●Items to prepare at home/scissors