STEM construction model kit
Building the model kit involves physics and mechanics concept. Concentrate on it and absorb yourself when engineering it into life.
- Pieces: 158 pcs
- Assembly Time: 2h
- Built Size: 12.6x5.1x8.3in
ROKR DIY Medieval Wheeled Cannon
Absorbing construction. Exciting combant!
ROKR Medieval Wheeled Cannon are inspired by ancient battle tools. The 3D puzzle combines is precise laser-cutting and smooth to build. No glue is required at all. Everlasting fun for family and kids to enjoy.
- Comes with 5 ping-pong balls.
- Launch projectiles up to 10 feet
- Adjustable launch angles of 90°-125°
- Moving wheels you can push everywhere
How to launch the projectiles?

STEP 1
Pull the launcn catch.

STEP 2
Load the projectile.

STEP 3
Pull the trigger.

STEP 4
Fire!
What you will get?

All you need
No glue or extra tool is required. The kit comes with:
- laser-cut wood sheets
- rubber bands
- English manual
- 5 projectiles

Crafts to work with hands
ROKR wooden puzzles give kdis and adults a chance to construct elaborate, funtional contraptions themselves. Get rid of tablets and TVs, and have a great time together.

Cool gift for family
The building model can ignite one' creativity and imagination in a fun way. At the same time people can understand more about science and history.
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| Customer Reviews | — | — | — | — | — | — |
| Price | — | — | — | — | — | — |
| Puzzle Pieces | 142 pcs | 102 pcs | 170 pcs | 314 pcs | 254 pcs | 255 pcs |
| Assembly Time | 2h | 1h | 1.5h | 3h | 6h | 3h |
| Age | 14+ | 14+ | 14+ | 14+ | 14+ | 14+ |
ROKR DIY Medieval Wheeled Cannon
STEM construction model kit
Building the model kit involves physics and mechanics concept. Concentrate on it and absorb yourself when engineering it into life.
- Pieces: 158 pcs
- Assembly Time: 2h
- Built Size: 12.6x5.1x8.3in
Absorbing construction. Exciting combant!
ROKR Medieval Wheeled Cannon are inspired by ancient battle tools. The 3D puzzle combines is precise laser-cutting and smooth to build. No glue is required at all. Everlasting fun for family and kids to enjoy.
- Comes with 5 ping-pong balls.
- Launch projectiles up to 10 feet
- Adjustable launch angles of 90°-125°
- Moving wheels you can push everywhere
How to launch the projectiles?
STEP 1
Pull the launcn catch.
STEP 2
Load the projectile.
STEP 3
Pull the trigger.
STEP 4
Fire!
What you will get?

All you need
No glue or extra tool is required. The kit comes with:
- laser-cut wood sheets
- rubber bands
- English manual
- 5 projectiles

Crafts to work with hands
ROKR wooden puzzles give kdis and adults a chance to construct elaborate, funtional contraptions themselves. Get rid of tablets and TVs, and have a great time together.

Cool gift for family
The building model can ignite one' creativity and imagination in a fun way. At the same time people can understand more about science and history.


































