Step 1. Grab a 1.5 Litre bottle.
Step 2. Cut out 3-4 fins from card, Ice cream lids, Cardboard.
Step 3. Glue the fins to the bottle.
Step 4. Make a nose from either paper or from another bottle.
Step 5. Ask a parent to make a launcher for your rocket.
Step 6. Glue the nose to the bottom of the bottle.
Step 7. Make it look fancy with makers, paint etc.
Step 8. Attach a bike pump to the launcher.
Step 9. Fill the bottle with 250 ml of water.
Step 10. Put on your cap with that garden hose attachment hot glued to it.
Step 11. Pump it to 60 psi.
Step 12. Check the wind. If it's too windy launch it next time but if it's okay move on to step 13.
Step 13. Launch your rocket.
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