MFOG — MiniFreeOnlineGames
Topic № 05

Science & Experiments

How things work, and why "why?" deserves a good answer.

STEM explainers, simple experiments, and the content that turns a curious kid's questions into real understanding. Built for the "how does that work?" age.

Recommended ages 4–12

Science & Experiments — videos

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Food expiration dates don’t mean what you think - Carolyn Beans
5:06
Active Ages 8-12

Food expiration dates don’t mean what you think - Carolyn Beans

TED-Ed

This video helps kids understand that expiration dates reflect peak freshness rather than food safety, and shows how misinterpreting these labels contributes to significant waste globally.

Meat-Eating Plants | Botany for Kids | SciShow Kids
3:09
Active Ages 4-8

Meat-Eating Plants | Botany for Kids | SciShow Kids

SciShow Kids

This video introduces young learners to carnivorous plants, explaining how certain plants trap and digest insects and small animals—a fascinating reversal of the typical predator-prey relationship kids learn about in nature.

What Makes Bridges So Strong? | Engineering for Kids | STEAM | SciShow Kids
3:45
Active Ages 5-10

What Makes Bridges So Strong? | Engineering for Kids | STEAM | SciShow Kids

SciShow Kids

This video explains how bridges withstand heavy loads through accessible demonstrations, making structural engineering concepts clear for young children.

Sink or Float?
5:51
Active Ages 4-8

Sink or Float?

SciShow Kids

This hands-on experiment teaches young learners the basic physics concept of density through simple, everyday objects they can test themselves.

The Power of Circuits! | Technology for Kids | SciShow Kids
4:42
Active Ages 5-10

The Power of Circuits! | Technology for Kids | SciShow Kids

SciShow Kids

This video teaches young children ages 5-10 how electrical circuits work and why everyday actions like turning on lights create power, with a hands-on activity to build their own circuit.

Let's Make Oobleck!
4:53
Active Ages 4-9

Let's Make Oobleck!

SciShow Kids

This video teaches young children the science behind a non-Newtonian fluid by making and experimenting with oobleck, a hands-on activity that demonstrates how materials can behave as both solids and liquids.

How to Make a Paper Airplane
4:18
Active Ages 5-10

How to Make a Paper Airplane

SciShow Kids

This video teaches young children the steps to fold a paper airplane while explaining the basic physics principles that keep it airborne.

Why Do We Get Sick?
14:50
Active Ages 4-8

Why Do We Get Sick?

SciShow Kids

This video helps young children understand how their bodies fight illness, reducing anxiety about getting sick by explaining the science behind common infections.

Can You Guess the Cold-Weather Animal? | Winter Guessing Game | SciShow Kids Compilation
18:42
Active Ages 4-8

Can You Guess the Cold-Weather Animal? | Winter Guessing Game | SciShow Kids Compilation

SciShow Kids

This guessing game helps young children learn how cold-weather animals adapt to winter conditions through engaging clues and interactive play.

How Recycling Works! | How to Help Our Earth | SciShow Kids
4:10
Active Ages 4-8

How Recycling Works! | How to Help Our Earth | SciShow Kids

SciShow Kids

This video explains the recycling process to young children and shows them concrete ways they can contribute to reducing waste and protecting the environment.

The Biggest Flower in the World! | Corpse Flower | SciShow Kids
5:43
Active Ages 5-10

The Biggest Flower in the World! | Corpse Flower | SciShow Kids

SciShow Kids

This video introduces young children to unusual plants through engaging storytelling, helping them develop curiosity about how nature's strangest organisms survive and adapt.

Real Life Giants! | SciShow Kids Compilation
25:54
Active Ages 4-9

Real Life Giants! | SciShow Kids Compilation

SciShow Kids

This compilation explores real-world examples of giant organisms—from massive trees and oversized insects to prehistoric animals—helping young learners understand scale and diversity in nature.

The Volcano Science Fair Showdown 🌋 | Weird But True Full Episode | @natgeokids
22:00
Active Ages 6-12

The Volcano Science Fair Showdown 🌋 | Weird But True Full Episode | @natgeokids

Nat Geo Kids

This episode follows two young scientists exploring real volcanoes in Hawaii while building their science fair project, combining hands-on learning with entertaining facts about how volcanoes actually work.

4 Types of Clouds & How to Spot Them☁️🔎 | The Wonder List | Earth Month 🌎  | @natgeokids
3:45
Active Ages 5-10

4 Types of Clouds & How to Spot Them☁️🔎 | The Wonder List | Earth Month 🌎 | @natgeokids

Nat Geo Kids

This video teaches young children to identify four common cloud types through observation, helping them develop weather literacy and scientific curiosity about the natural world.

It's a battle for the toughest! Water Bear vs. Giant Tube Worm!
0:57
Active Ages 6-10

It's a battle for the toughest! Water Bear vs. Giant Tube Worm!

Nat Geo Kids

This video explores how two extreme creatures survive in harsh environments, combining real science with engaging storytelling to spark curiosity about resilience in nature.

Four Spheres Part 2 (Hydro and Atmo): Crash Course Kids #6.2
3:31
Active Ages 6-10

Four Spheres Part 2 (Hydro and Atmo): Crash Course Kids #6.2

Crash Course Kids

This video teaches elementary students about Earth's water and air systems, explaining how the hydrosphere and atmosphere work as interconnected parts of our planet.

Games to pair with this

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A few science & experiments games, rounded out with popular picks while this shelf grows.

Grow a Garden Obby — free online game Ages 5–12
Play →

Grow a Garden Obby

Kids navigate obstacle courses to grow virtual plants, combining action-game challenge with the calm satisfaction of watching a garden flourish.

arcade

Body Drop 3D — free online game Ages 7–12
Play →

Body Drop 3D

Your child drops ragdoll characters to watch them tumble and break apart in this slapstick physics game that rewards creative problem-solving.

simulation

Prism Match 3D — free online game Ages 4–12
Play →

Prism Match 3D

A 3D puzzle game where players rotate colorful cubes to match patterns, blending brain exercise with calming gameplay for those seeking strategic challenges without stress.

match 3

Birdie Bounce — free online game Ages 7–12
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Birdie Bounce

This arcade golf game challenges kids to bounce a ball across platforms to reach each hole, with simple controls and increasingly tricky puzzles that reward skillful play.

sports

Passenger Airplane: Flight 3D — free online game Ages 7–12
Play →

Passenger Airplane: Flight 3D

This 3D flight simulator lets kids pilot realistic passenger planes across global routes with adjustable difficulty, multiple camera views, and various weather conditions.

adventure

Offroad Prado Parking — free online game Ages 5–12
Play →

Offroad Prado Parking

Kids practice precision driving and parking skills by maneuvering tough off-road vehicles through obstacle-filled levels in spooky environments.

arcade

Alphabet Merge Challenge — free online game Ages 2–6
Play →

Alphabet Merge Challenge

A puzzle game where players merge letters to power up characters and battle monsters, designed for kids who enjoy word games and strategic thinking.

puzzle

Paty Path — free online game Ages 5–12
Play →

Paty Path

A fast-paced running game where players jump and dodge obstacles across levels, collecting coins to unlock character customizations and rewards.

arcade

Russian Mushroom Picker — free online game Ages 5–12
Play →

Russian Mushroom Picker

A laid-back game where you wander through forests hunting for mushrooms, perfect for players who enjoy relaxing exploration without time pressure or combat.

casual

City States Idle — free online game Ages 8–12
Play →

City States Idle

Build and manage your own civilization by balancing resources and expanding territory, perfect for players who enjoy gradual progress and strategic decision-making.

strategy

Multi Surgery Hospital Games — free online game Ages 7–12
Play →

Multi Surgery Hospital Games

This game lets kids perform virtual surgeries step-by-step at their own pace, teaching them about medical procedures through hands-on problem-solving challenges.

simulation

Jump Into the Hell Inferno Leap — free online game Ages 7–12
Play →

Jump Into the Hell Inferno Leap

A humorous 2D platformer where you leap through fiery demon-filled levels as a skeleton character, perfect for kids who enjoy action games with silly humor and tricky jumping challenges.

platformer