Introduction
Lego pieces are always fun to play with, and it helps to explore designing skills. So, in this article, we will learn how to make a Lego Lock & Key Safe. Let us begin.
Supplies
Let us have a look at what is required to make a Lego Lock & Key Safe to secure your all valuable belongings.
Materials
- Grey Coloured Lego Pieces
- Red Coloured Lego Pieces
- Black Coloured Lego Pieces
- Lego Currencies
Steps To Make A LEGO Lock & Key Safe
Step 1: The first step is to prepare the safe base with the help of Lego pieces.
Preparing the Base
Step 2: The second step is to build layer one by using the vertical Lego Pieces.
Building Second Layer
Step 3: Now, build the third layer on one side of the safe.
Building Third Layer
Step 4: Simultaneously, in the fourth step, you have to again build a base, but this time a smaller one. Once you make it attach a small red coloured Lego block piece to one side.
Building the Second Base
Step 5: Now, cover the left side of the lock and place it on the base, and it will be our drawer.
Covering the Left Section
Step 6: The next step is to attach the black coloured Lego pieces and place them in the middle space.
Filling the Middle Space
Step 7: Cover all the remaining pillars and top layer with matching Lego pieces.
Covering the Pillars
Step 8: Simultaneously, fix the roof of the safe with the smooth-surfaced Lego Pieces.
Fixing the Roof
Step 9: Fix three small Lego Pieces together, which is the key to the safe.
Making the Key
Step 10: The last step is to insert the key and unlock the locked drawer.
Lock & Safe Key
Recommendation
- We recommend you make a medium level of the case because it will be pocket friendly.
- We recommend you insert some Lego currencies inside the drawer
Things To Remember
- Make sure you fix all the pieces appropriately

Saquib Siddiqui is a Mechanical Engineer with expertise in science projects and experiments. Saquib’s work focuses on integrating scientific concepts with practical applications, making complex ideas accessible and exciting for learners of all ages. In addition to his practical work, Saquib has authored several articles, research papers, and educational materials.
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