Use the pipe at the back of this Balloon Powered Boat to blow up the balloon and watch it grow into a colourful sail. Then, place the Balloon boat on the water and watch as it speeds away! Are you ready to set sail and watch as the Balloon boat sets upon the seven seas of the bath tub. Children love the Balloon boats and its such a classic children's favourite which never tires. Great for: Cause & Effect, Tracking skills Encourage interaction, Communication Turn taking One Balloon Boat Supplied. Colours Vary.