Level 6 · Inventor's Lab

Mission 515

Waterfall Door: The Secret Behind the Falls

Badge: Falls Phantom

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Hide an entrance behind a waterfall you can switch on and off.

Every legend has a cave behind a waterfall. Yours has a switch: one press and the falls vanish into thin air.

  • New skill Placing and picking up water with a dispenser
  • Level 6 · Inventor's Lab
  • Difficulty Intermediate
  • Mode Creative
  • Time 40–60 min
  • Ages 13+

What you’ll build

Build a tall cliff with a hidden cave behind a doorway, then set a dispenser at the top loaded with water. One press of a secret button pours a waterfall over the entrance, and the next sucks it back up. Light the cave and hide the button somewhere clever.

Finish line: Your glowing cave hides behind a waterfall that pours and vanishes at the press of one hidden button.

Bonus challenge: Make the falls 3 wide with 3 dispensers on one button, so the whole cliff face pours at once. Does it switch off just as cleanly?

You’ll need

  • A dispenser
  • Water bucket
  • A button
  • Glowing blocks
  • Cliff blocks

You choose

  • My hidden cave's name
  • Cliff style: stone, sandstone or
  • What glows behind the falls

Stuck?

  • Use a button, not a lever: the dispenser acts on each new pulse, and a lever only sends one when switched on.
  • Water spreading everywhere? Dig the pool in front of the door so the falls drain into it.
  • Falls don't vanish? Press again: the dispenser must pick up its own water source block.

For grown-ups

Get this mission

This mission is in Mission Pack 51. Each printable has the full steps, a Plan & Log page and a parent page.

Print one mission at a time. You never need to print everything.

Played on Minecraft Bedrock on iPad. Buttons can differ on other devices and versions.