wunder betaPreschool Classes
63 free classes for preschoolers (Ages 3–5) on Wunder — short, fact-checked courses and lessons with narration and a quiz. Filter by age — each link is its own page, not a JavaScript toggle.
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Plus, Minus, and Equals Signs
Meet the symbols +, −, and = and learn to read and write number sentences like 3 + 2 = 5, matching them to things you can count.
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Adding and Subtracting to 20
Practice adding and subtracting numbers up to 20 — and get so quick with the small ones that you don't even need your fingers.
➖
What Subtraction Means
Learn what subtraction really means: taking some away and counting what's left. Act it out with snacks, toys, and things around you.
🧮
Showing Addition and Subtraction with Pictures
Show adding and taking away with cubes, counters, and drawings, so the math in your head matches something you can actually see.
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Number Bonds
Master the pairs that make 10 and beyond — like 7 and 3 — until they pop into your head instantly. These facts unlock faster math everywhere.
➕
What Addition Means
Learn what adding really means: putting two groups together to find how many you have in all. Practice with real objects you can touch and count.
🍎
Addition and Subtraction Word Problems
Solve story problems like 'six apples, two get eaten — how many are left?' using counters, drawings, and missing-number thinking, all the way up to 20.
🥕
Where Food Comes From
The journey of food from the farm and garden to your plate.
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Opposites
Big and small, up and down, and more opposite pairs.
🪥
Healthy Habits
Simple habits that keep your body happy and strong.
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Community Helpers
The people who help keep our town running.
🍂
The Four Seasons
Spring, summer, fall and winter — how the year changes.
🐞
Bugs in the Garden
Meet the little creatures that live in the garden.
🐠
Ocean Animals
Dive in to meet fish, dolphins, octopuses and more.
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Feelings & Kindness
Name big feelings and learn to be a kind friend.
2️⃣
Numbers to 20
Count, find and order numbers all the way to twenty.
🔤
The Alphabet
Meet the letters and the sounds they make.
🐧
Penguins
Birds that swim but can't fly! Waddle along and meet penguins.
☁️
Clouds in the Sky
Look up! What are those fluffy clouds made of? Let's discover!
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Numbers Everywhere
One, two, three! Numbers are all around us. Let's count them!
🧊
3D Shapes
Balls, boxes, and cones! Let's find 3D shapes all around us.
🌻
Let’s Garden
Plant a seed and watch it grow! Let's start a little garden.
😴
Why We Sleep
Why do we sleep every night? Let's find out while we rest!
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Healthy Teeth
Keep your smile shiny! Learn how to take care of your teeth.
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Germs & Washing Hands
Germs are too tiny to see. Learn how soap sends them away!
👪
Families
Who is in a family? Let's meet all kinds of families!
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Ways to Travel
Vroom, choo-choo, and whoosh! So many fun ways to travel.
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Rivers & Lakes
Follow the water! Splash along rivers and lakes.
🌙
The Moon
Say hello to the Moon, Earth's big glowing friend in the sky!
⭐
Stars in the Sky
Twinkle, twinkle! Discover the shiny stars up in the sky.
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Volcanoes
A mountain that can puff smoke and pour hot, glowing rock!
🐝
Busy Bees
Buzz, buzz! See how busy bees make sweet honey.
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Frogs & Tadpoles
From a wiggly tadpole to a hoppy frog. Let's grow up together!
🦋
Butterfly Life Cycle
Watch a tiny egg turn into a beautiful butterfly!
🐧
Arctic Animals
Meet the cozy animals that live where it is snowy and cold!
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Jungle Animals
Explore the green jungle and meet the animals who live there!
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Life on a Farm
Moo, oink, cluck! Come visit the busy animals on a farm.
🙏
Good Manners
Kind words and friendly ways make everyone feel good!
🥗
Healthy Eating
Fill your plate with colorful foods that make you strong!
♻️
Recycling
Turn old things into new things and help our planet!
🌏
The Five Oceans
Splash! Meet the five giant oceans that cover our Earth.
🗺️
The Continents
Our Earth has seven big pieces of land called continents!
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Telling Time
Meet the clock and learn how its hands tell us the time!
🎨
Mixing Colors
Mix red, yellow, and blue to make brand-new colors!
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Shapes & Patterns
Find shapes and repeating patterns all around you!
🍁
The Four Seasons
Spring, summer, fall, and winter: meet the four seasons!
🌦️
Kinds of Weather
Sunny, rainy, snowy, windy: let's explore the weather!
🌊
Under the Sea
Dive under the waves to meet the animals of the sea!
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Dino Discovery
Stomp back in time to meet the giant dinosaurs!
🫀
Your Amazing Body
Discover the amazing parts of your very own body!
🌱
How Plants Grow
Watch a tiny seed turn into a tall, leafy plant!
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Amazing Insects
Meet the tiny six-legged bugs that buzz, crawl, and hop!
🪐
The Planets
Blast off to meet the eight planets that circle our Sun!
🩺
Doctors & Nurses
Doctors and nurses help us feel better when we are sick!
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Firefighters
Meet the brave firefighters who keep our community safe!
👀
The Five Senses
See, hear, smell, taste, and touch - explore your five senses!
↔️
Opposites
Big and small, up and down - discover the world of opposites!
➕
First Adding
Put groups together and count them all - that's adding!
🔢
Count to Twenty
Count all the way from 1 to 20 with fingers, toys, and fun!
🗣️
Letter Sounds
Every letter makes a sound - let's listen and learn to read!
🔤
The Alphabet
Meet the ABCs and the 26 letters that build every word!
🛁
Bath Time
Learn how bath time keeps skin clean and happy
🌙
Time for Bed
Simple bedtime facts to help preschoolers sleep well
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