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hands-on
107 sessions
A&M-11
The Pulse Under Every Song
Art & Music
~22 min
A&M-12
Why a Piano Is Not a Violin
Art & Music
~23 min
A&M-13
The Best Spot Is Off-Center
Art & Music
~25 min
A&M-14
The Face That Is Also a Vase
Art & Music
~23 min
A&M-17
Turn It Up Until It Breaks
Art & Music
~23 min
BIO-15
The Balloon That Blows Itself Up
Biology & Nature
~25 min
BIO-16
The Hole You've Never Noticed
Biology & Nature
~26 min
BIO-17
The Sound That Skips Your Eardrum
Biology & Nature
~27 min
BIO-19
The Smell That Was Secretly Two
Biology & Nature
~23 min
BIO-20
The Bugs That Signed Their Work
Biology & Nature
~20 min
BIO-21
The Map You Draw With Your Ears
Biology & Nature
~22 min
BIO-22
The Dog's Newspaper
Biology & Nature
~23 min
BIO-23
The Forest Waiting in the Cracks
Biology & Nature
~19 min
CHEM-10
The Secret Colours Inside One Pen
Chemistry
~24 min
CHEM-12
The Bag That Gets Cold by Itself
Chemistry
~23 min
CHEM-14
How to Count Things Too Small to See
Chemistry
~25 min
CHEM-15
Six Arms, No Twins
Chemistry
~25 min
CHEM-7
The Lemon That Lit a Light
Chemistry
~25 min
CHEM-8
The Chemist Who Left Blank Spaces
Chemistry
~40 min
CHEM-9
The Juice That Tells You What Is Sour
Chemistry
~24 min
E&B-10
The Store Is Playing Mind Games
Economics & Business
~19 min
E&B-11
The Price That Isn't Really $10
Economics & Business
~16 min
E&B-12
The Bite-by-Bite Test
Economics & Business
~17 min
E&B-13
Betray or Team Up?
Economics & Business
~34 min
E&B-14
The Ruler No One Can Cheat
Economics & Business
~27 min
E&B-16
Better at Everything, Still Better Off Trading
Economics & Business
~21 min
E&B-17
Where Buyers and Sellers Meet
Economics & Business
~22 min
E&B-18
The Snack Bowl That Never Refills
Economics & Business
~20 min
E&B-2
Why Giving Something Away Can Make You Richer
Economics & Business
~17 min
E&B-5
The Great Chocolate Auction
Economics & Business
~25 min
E&B-6
Corporate Detectives
Economics & Business
~23 min
E&B-7
The Candy Insurance Company
Economics & Business
~22 min
GEO-12
The Rolling Pin That Stood Up
Geography
~26 min
GEO-13
The Egg That Explains the Planet
Geography
~28 min
GEO-14
The Crackers That Wouldn't Sit Still
Geography
~25 min
GEO-15
The Squeeze That Built a Mountain
Geography
~25 min
GEO-16
The Stick That Finally Slipped
Geography
~26 min
GEO-17
The Bottle That Decided How Hard to Explode
Geography
~25 min
GEO-18
The River's Secret Sandpaper
Geography
~25 min
GEO-19
The Rock That's Never Really Finished
Geography
~28 min
GEO-20
Seventy Percent Chance of Rain
Geography
~31 min
GEO-22
The Rock Collection on Your Street
Geography
~21 min
H&C-14
Win the Election Before Anyone Votes
History & Civics
~26 min
H&C-15
The Thing Everyone Wants and No One Pays For
History & Civics
~26 min
H&C-16
The Machine That Ended the Middle Ages
History & Civics
~25 min
H&C-18
The Trade That Rewrote Every Continent
History & Civics
~24 min
H&C-19
The Oldest Thing on Our Street
History & Civics
~20 min
L&C-10
One Wug, Two ___
Language & Communication
~25 min
L&C-11
Which One Is Bouba?
Language & Communication
~20 min
L&C-16
Signs You Can Read Without Reading
Language & Communication
~19 min
L&C-8
Who Did What to Whom
Language & Communication
~24 min
LOGIC-10
The Answer Already in the Picture
Logic
~25 min
MATH-16
Count to 31 on One Hand
Math
~22 min
MATH-17
The Numbers That Cannot Be Split
Math
~22 min
MATH-19
The Shrinking Ruler for Giant Numbers
Math
~22 min
MATH-20
More Socks Than Drawers
Math
~21 min
MATH-21
Why the Manhole Cover Is Round
Math
~22 min
P&A-31
Why Light Comes in Chunks
Physics & Astronomy
~18 min
P&A-32
The Blurry Fan Problem
Physics & Astronomy
~20 min
P&A-33
The Spinning Coin Problem
Physics & Astronomy
~17 min
P&A-35
The Matched Envelopes
Physics & Astronomy
~20 min
P&A-36
The Question Game
Physics & Astronomy
~24 min
P&A-38
The Wall That Isn't Really There
Physics & Astronomy
~22 min
P&A-45
The Stretching Balloon
Physics & Astronomy
~27 min
P&A-47
The Sky in a Glass
Physics & Astronomy
~8 min
P&A-48
Ice Should Sink. It Doesn’t.
Physics & Astronomy
~6 min
P&A-49
The Straw That Isn’t Actually Bent
Physics & Astronomy
~7 min
P&A-50
Make Your Shadow Grow and Shrink
Physics & Astronomy
~10 min
P&A-51
The Speck That Wouldn't Sit Still
Physics & Astronomy
~30 min
P&A-52
The Picture Made by a Single Hole
Physics & Astronomy
~27 min
P&A-53
The Air That Learned to Float
Physics & Astronomy
~26 min
P&A-54
The Flip That Isn't Really There
Physics & Astronomy
~26 min
P&A-55
The Rainbow Made Just for You
Physics & Astronomy
~28 min
P&A-56
The Sun Could Already Be Gone
Physics & Astronomy
~30 min
P&A-57
The Race You Can Never Win
Physics & Astronomy
~30 min
P&A-58
Why Can Birds Safely Stand on Electrical Wires?
Physics & Astronomy
~28 min
P&A-62
The Throw That Never Comes Down
Physics & Astronomy
~27 min
P&A-64
The Sun's Barcode
Physics & Astronomy
~25 min
P&A-65
Every Galaxy Is Running Away
Physics & Astronomy
~25 min
P&A-66
Three Pieces Make Everything
Physics & Astronomy
~22 min
P&A-68
Every Shadow Points the Same Way
Physics & Astronomy
~21 min
P&P-21
The Scoreboard, the Rulebook, and the Mirror
Philosophy & Psychology
~25 min
P&P-22
The Block You've Never Seen
Philosophy & Psychology
~21 min
P&P-23
Your Turn to Lead the Walk
Philosophy & Psychology
~20 min
S&CT-13
The 99% Test That Fools You
Statistics & Critical Thinking
~21 min
S&CT-15
The Great First Game, the Rough Second One
Statistics & Critical Thinking
~23 min
S&CT-16
Check Enough Colours and One Looks Guilty
Statistics & Critical Thinking
~21 min
S&CT-17
The Group That Gets Nothing
Statistics & Critical Thinking
~20 min
S&CT-19
The Path Nobody Planned
Statistics & Critical Thinking
~21 min
T&E-10
Inside the Thinking Machine
Technology & Engineering
~32 min
T&E-11
Chefs of the Computer Kitchen
Technology & Engineering
~33 min
T&E-12
Packet Racers Around the World
Technology & Engineering
~30 min
T&E-13
The Wing That Flies in Circles
Technology & Engineering
~28 min
T&E-14
The Oven That Never Gets Hot
Technology & Engineering
~24 min
T&E-16
The Elevator's Invisible Twin
Technology & Engineering
~27 min
T&E-17
The Tanks That Choose to Sink
Technology & Engineering
~27 min
T&E-18
The Sprinkler Under Your Plates
Technology & Engineering
~24 min
T&E-19
The Trick That Sucks the Bowl Empty
Technology & Engineering
~26 min
T&E-21
The Straw Trick Behind Every Vacuum
Technology & Engineering
~25 min
T&E-22
The Magnet That Makes Its Own Lightning
Technology & Engineering
~23 min
T&E-23
The Panel That Turns Light Into Push
Technology & Engineering
~21 min
T&E-27
The 27-Kilometre Microscope
Technology & Engineering
~22 min
T&E-28
The City Under the Pavement
Technology & Engineering
~20 min
T&E-3
The Thing That Makes You More Than You Are
Technology & Engineering
~18 min
T&E-5
The Machine Builders' Workshop
Technology & Engineering
~30 min
T&E-7
The Heat Kidnappers
Technology & Engineering
~32 min
T&E-9
Code Breakers at the Supermarket
Technology & Engineering
~27 min