Your challenge is to create an instrument using only the following materials and tools:
Materials:
40 mm PVC reticulation pipe (or mailing tube)
duct tape
10cm length of garden hose
1 ordinary round party balloon
Two strong elastic bands
Tools
A pair of garden secateurs or strong craft knife
A tenon saw or a hacksaw
Tape measure
Pencil
Scissors
As always, send pictures and enjoy the challenge! Video would also be wonderful!
