Experiments (with tag Balloon - show all) Continue Hair-Raising Electric Balloon Make a balloon electrically-sticky using nothing but your hair! Electricity is everywhere - in this experiment we give a balloon a static charge and attract objects with it! Continue Self-Inflating Balloons Balloons that can blow themselves up! With just a few household items you can save your breath with this experiment and make balloons inflate themselves! Continue Simple Barometer Predict the weather without even stepping outside! Did you know you can tell what the weather will be without checking the forecast? In this experiment we make our own indoor weather-predicting device!