Balloon Rockets - Science World

Balloon rocket home-science experiment ARC Centre of Excellence in Future Low-Energy Electronics Technologies

Try This! Racing Rocket Balloons

20 Balloon Experiments for the Science Classroom

Technology to use hot air balloons for rocket launches competes in a startup battlefield - Purdue University News

Balloon Rocket Science Experiment

Space Startup Aims to Launch Cubesats on Balloon-Lofted Rockets

Balloon Rockets - Science World

Top 20 Fun Balloon Science Experiments - Education Corner

ESA - European rocket and balloon research symposium