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Random Swap in Worded Problems

You know the Random Swap option that allows you to make the conditions of the problems more diver...

Recommended Usage of ###a1:-a###

It's easier to use  ###a1:-a### instead of ###a1:(-1*a)### in calculations. For example, in this...

Randomized Capital and Small Letter Usage

There are two ways in which you can use capital and small letters randomization. Two ways that co...

Randomize! Otter for Math

ENHYDRA is responsible for calculations, and for allowing us to write a question in a "random" wa...

Random Words Generation

Otter provides functionality to diversify questions by generating random names, colors, or units....

Roman Numerals

Roman Numerals can be generated in the Enhydra like any other numeric values by using ###=R(x)###...

Topic List

Otter English 45 Subtopics Chapter Topic Subtopic Spelling B...

Difficulty Levels

Otter is for kids aged 8-13, who are native speakers. The range of ages (and abilities) is why th...

English Question Writing How To

Hello! So, you are writing English questions. For this, you will need the documents and the softw...

Part II: The Rationale Behind OTTER Difficulty Levels

Warning: The OTTER difficulty levels do not match any system of levels published on the internet ...

How Question Submission works

Write a question Check it! Questions autosave as you type Saved questions have a gray status...

Randomization

Description Function Possible Output Generates a random worded number from 10 to 19 ...

Syntax (Markdown)

Description Function  Output To bold text, add two asterisks or unders...

Part I: The Elements of OTTER English Question Templates

The majority of question templates have five elements, as in Example 1 below. an instruction s...

Writing Multiple Choice & Input Questions with Explanations

Otter has two types of questions: Multiple Choice & Input. We need them in the ratio of 70% Multi...

Quick Visual Guide

newQUIL - the software where you write questions - allows us to automatize the process of questio...

Difficulty Levels

Otter is for kids aged 8-13, who are native speakers. The range of ages (and abilities) is why th...

How Question Submission Works

Write a question Check it! Questions autosave as you type Saved questions have a gray status...

Writing Input-type answer Questions

Input-type questions are quite rare for Otter Math. We need them in the ratio of 30% Input questi...

Writing Multiple-type answer Questions

Multiple-type answer questions are widespread in Otter Math. We need them in the ratio of 70% Mul...