Your hilarious office prank will always give you the incorrect answer to calculations!

Wind up your friends and family as they become more and more frustrated trying to use your Wrongulator.

Did they hit the wrong button? Or is their maths just up the creek?

Lend it to your friends and watch as your special Wrongulator confuses their sums!

How long do you think it will take for them to notice? It's sure to test their IQ anyway!

Imagine the turmoil that you could create in the office... The perfect gag to ensure you learn proper mathematics in your head!

Contains 1 x AG10 battery (included for demonstration purposes).
Also powered by solar energy when placed in the sun - save on battery power!

  All the cool Wrongulator Specifications

SKU WRN01
Barcode # 9318051085268
Shipping Weight 0.22kg

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