"I'm GRUFF the caveman. And I'm going to teach you some maths!"

WARNING! This prototype may contain highly disturbing content and jumpscares! Please do not play if you are sensitive to unsettling imageries and/or prone to heart attacks.

One day, in a stone age era universe, a caveman (Gruff) decides to teach his friend (you) some of his math knowledge.

 When you learn math, here's some tips:

• Don't use a calculator unless you're really unsure!
• Have fun!
• Don't get anything wrong. OR ELSE.

Up and Down arrow keys: Add or take away 1.

W and S keys: Add or take away 10.

Enter your answer by clicking the green tick button!

Inspiration: Baldi's Basics, Sonic's Schoolhouse, I.M. Meen and a few others

Game, coding and visuals: Me

Gruff's voice: Also me

Engine: Turbowarp (don't judge me for using a scratch mod pls)

This idea was not originally mine.

And that's all, folks!