🎨 Creative Learning

Build the rain gauge, step by step

Six steps from empty bottle to working weather station — tap "Next" and watch a recycled bottle become a real measuring instrument.

Step 1 of 6
Rainfall: 0 mm
0 5 10 15 20 mm
Step 1
An empty bottle
Rinse a 2-litre soda bottle and let it dry. You don't need fancy equipment — an ordinary plastic bottle is a perfect cylinder, exactly what we need.