Learning TipsTier 2: Empirical ResearchBeginner5 min read

How to Stop Forgetting New English Words: Beating the Forgetting Curve

Hermann Ebbinghaus's memory science reveals why reviewing words right before you forget them makes vocabulary stick permanently.

Published by the PicRush Learning Team • Updated 2026-09-25

Quick Summary: What You Will Learn

  • Without review, the human brain naturally forgets up to 70% of newly learned information within 48 hours.
  • Reviewing a word right at the moment it begins to fade resets the forgetting curve and strengthens the memory trace.
  • Ten minutes of daily micro-practice is vastly more effective than a three-hour cramming session once a week.
  • Combining photographic clues with quick friendly competition turns daily vocabulary practice into a habit you look forward to.
01

1. Why Your Brain Forgets 70% of What You Learn

In 1885, a German psychologist named Hermann Ebbinghaus conducted the world's first mathematical experiments on human memory. He tracked how quickly the brain forgets newly learned words.

His findings were startling. Within just one hour of learning new information, you forget over 50% of it. Within 48 hours, you forget nearly 70%.

If you have ever felt like your memory is 'broken' because you keep forgetting English words, take heart: your brain is doing exactly what it evolved to do. Every day, your senses take in millions of pieces of sensory data. To survive, your brain ruthlessly deletes anything it thinks you will never use again.

To convince your brain that an English word matters, you must show your brain that you need it repeatedly.

02

2. The Secret of Spaced Review: Practice Before You Forget

10-Second Active Recall Challenge
Interactive Drill

What is this marine navigation device used by sailors for centuries?

Visual Cue: An arched brass navigation instrument with a telescope and mirrors, used by mariners to measure the angle between the sun or stars and the ocean horizon.

Hint: A 7-letter word starting with S-E-X...

How do you stop the forgetting curve from wiping out your hard work?

The answer is a technique called Spaced Repetition. Instead of studying a word ten times in one afternoon, you review it across increasing intervals of time:

•Review 1: Right after you first see it.
•Review 2: 24 hours later.
•Review 3: 3 days later.
•Review 4: 1 week later.

When you review a word right as it starts to slip away, your brain has to exert effort to retrieve it. That retrieval effort acts like a reset button on the forgetting curve, making the memory stronger every single time.

03

3. The 10-Minute Daily Habit vs. Weekend Cramming

Many people try to learn English by studying for three long hours on a Sunday afternoon. While this feels productive, research in educational psychology shows that it is one of the least effective ways to learn.

After 30 minutes of intense studying, cognitive fatigue sets in. Your brain stops encoding new memories, and almost everything you studied during hour three is forgotten by Tuesday.

A 10-minute daily microlearning habit beats a 3-hour marathon every single time. Short, focused daily sessions keep your recall sharp and build genuine momentum.

Weekend Cramming vs. Daily 10-Minute Microlearning
Study StrategyTotal Weekly TimeMemory Retention After 1 MonthStress & Burnout Level
3-Hour Sunday Marathon180 minutesLow (Less than 25% retained).Very High—causes study fatigue and procrastination.
10 Minutes Every Day70 minutesVery High (Over 75% retained).Zero—feels like a quick, fun game you look forward to.
04

4. The 3-Step Daily PicRush Routine

You do not need to change your entire schedule to build an elite vocabulary. Here is a simple, proven 10-minute daily routine:

•Step 1 (2 Minutes - Warm-Up): Play two quick Solo Sprint rounds. This wakes up your eyes, gets your fingers moving, and warms up your lexical retrieval reflex.
•Step 2 (5 Minutes - New Levels): Play two or three new levels on the Campaign map. Focus on spelling accuracy and observing the visual details in each photo.
•Step 3 (3 Minutes - Social Reinforcement): Jump into a live multiplayer Party Room with friends or coworkers. The shared laughs and competitive energy lock the new words into your long-term memory.
Immediate Practice Drill

The 3-Day Spaced Repetition Test

60 Seconds
Follow These Steps:
  1. 1Pick three new words you encountered today in PicRush.
  2. 2Set a quick calendar reminder on your phone for tomorrow morning labeled 'Word Check'.
  3. 3When the reminder fires, write all three words down from memory without checking the answers first.
Expected Result: Locks the new words into your long-term memory before the 24-hour forgetting curve can erase them.
Start Your Daily 10-Minute Sprint

Scientific Sources for This Guide

We base our tips on published cognitive science papers and international language standards:

Main StudyEbbinghaus, H. (1885). Memory: A Contribution to Experimental Psychology. Teachers College, Columbia University.
Supporting ResearchCepeda, N. J., et al. (2006). Distributed practice in verbal recall tasks: A review and quantitative synthesis. Psychological Bulletin, 132(3), 354–380.
Curriculum Progression

Continue Your Learning Journey

Deepen your knowledge with complementary guides from our curriculum

Ready to Practice What You Learned?

Turn what you just read into real vocabulary practice. Test your memory speed with thousands of fun photographic puzzles.

Play Solo Arena

Quick, timed sprint rounds designed to train your recall speed and test how fast you can find words.

Start Solo Practice
Play with Friends

Create a custom room with your own timers and play live party games with friends or classmates.

Host Party Room