DNA Extraction
All living organisms - animals and plants - have DNA, and we're all quite similar to them. Which one of these is more closely related to us: a banana or a mosquito?
In AHHAA
More workshops
Aha, Germs!
Oh No, a Scar!
Get your artist mode on and paint yourself a wound that looks just like a real one.
Balloon Guitar
Let's learn to juggle!
In this fun workshop, we will properly test our brain - we will develop coordination, attention and reaction speed. By the end of the workshop, the participants will have a clear understanding of the basics of juggling, and those interested can continue training at home.
Yuck, slime!
Let's combine fun and science and dive into the world of slime science together! What are polymers? How does slime get to the shelves at the store? Come to the workshop and be ready to get your hands dirty, because each participant can make a pleasantly sticky and stretchy slime!
Let's Build a Catapult!
Elephant's toothpaste
You must have seen this experiment in our science theater. Now you can also organize a great foam explosion yourself in this workshop!
What are Enzymes?
What are enzymes? Where are they found and why are they needed? What does an enzyme called catalase do in our cells? In the workshop, we will find answers to these questions and find out what biological substances enzymes can be found in.
Toothbrush Robot
Ice Cream Laboratory
In this workshop you'll learn all about ice cream - and make some on your own! You'll also find out some cool historical facts about this tasty treat.
Christmas Ice Cream
Vegetable Chemistry
Falling from a height
If we usually break the eggs in the kitchen, then here in the workshop we build a protective costume for the egg. Can a fluffy cushion or a gliding parachute save the egg? Come to the workshop and find out!
Vegetable battery
We all use electricity in our daily lives, but do you know where electricity comes from?
Rising colors
This is a workshop for the smallest in the family. We will discover which household materials can be used to paint the first works of art and what happens to the colors when they are mixed.
Home Planetarium
People have always been captivated by starry sky. What stars can be seen on a dark night and how do you recognize them? This workshop gives you a chance to use your nimble fingers to create a simple planetarium that will bring stars in any dark room (as long as it's a small room!)
Caffeine Crystals
Extract caffeine from caffeine pills, create marvellous crystals and observe them under the microscope.
Cake chemistry
Have you ever failed at baking a cake? In this appetizing workshop, we'll break down the basics of cake science and explore how different components affect the process of baking a cake. We can also taste our creations!
Lung dissection
In this workshop, we will examine the lungs very closely and learn anatomy during dissection! Let's see with our own eyes what the lungs look like and what parts they consist of.
Nitrogen ice cream
See how a cold, melt-in-your-mouth delicacy is prepared before your eyes as if by magic - and with the help of pure science!
Synthesis of Smell
What do household chemistry and sweets have in common? Let's find out which chemicals make both great cleaning products and sweet smells. In the workshop, we'll create our own fragrances.
Soda Factory
Explore the history of this fascinating bubbling drink, and make some of your own as well! You'll also find out where soda comes from and how bubbles get in soft drinks.
Let's play with senses
Why is it much scarier to touch and taste unknown things? Why do screaming babies freak some people out?
Microscopy
Nuts and bolts explained
We all know the stories of the bolt and the nut, but how do they actually work and what's the difference? In this workshop, we'll make a fun keyring for the youngest ones using different fasteners.
Bridge Construction
Which bridge is the most stable? How much mass can a paper bridge hold? Where is the longest bridge in Estonia?
Catching the Wind!
How does wind form? But how can we make the wind work for us? In this workshop, we will learn all about wind - from how it's created and Estonia's wind records, to how windmills and wind turbines work and how we can benefit. We'll also make windmills together that everyone can wave as they go home.
Pepper’s Ghost
What does hologram mean? How to create an illusion of something floating in the air? You will find it out in this workshop and also be able to build a small tool that creates a floating picture over your screen.
Periscope
What is a periscope? Where do we use them and what for? You will get the answers to these questions in this workshop and also make your own tool for peeking behind the corners by using two mirrors, as well as learn how to use it.
Photo Printing
We're going back to a time when there was no iPhone and pictures didn't come from a printer. Let's manually print images using old-fashioned techniques.
Slingshot Airplane
Have you solved the mystery of how planes fly yet? But why do they stay in the air at all? In this workshop, we will get answers to the most burning questions about flying airplanes.
Rocket Launching
What makes rockets fly? What should a good rocket look like? In this workshop, we will learn how to get a rocket airborne with simple effort and what exactly you need to do it. We'll design our own rocket and fly it VERY high!
Christmas Decoration with a Spark
Ever notice how sometimes your hair is completely charfed with static electricity, or how you get a small "electric shock" when touching different objects. And especially in winter! Build a christmas decoration and put a real "spark" in it - let's find out what static electricity is all about!
Heart dissection
Find out what heart is and what it does, is it possible to replace or revive. In this workshop you can also dissect a real heart and see how firm is your hand while holding a real scalpel.
CO2 Rocket
What is the jet force that makes rockets fly? How could we use carbon dioxide to fly rockets?
Soap Laboratory
Why do we need soap to get bubbles and how did people make soap in the past? You'll soon find out, and make your own soap - wonderfully bubbly and well-scented.
Eye Surgery
Find out how our eyes really work and who has the largest eyes in the world. In the end of the workshop, you can grab a scalpel and get a unique glance inside a real eye.
Squeeze the Stress Away
We'll talk about which stress balls and pinch pads are available and why they are so popular. Each participant will be able to make a stress reliever of their choice in the workshop.
Diving Squid
What is density? Why aren’t ships sinking? How do fish dive?
The Great Meltdown
Why do we throw salt and sand on the roads in winter? What's the fastest way for melting ice? Why do we need to de-frost the locks? How can something that's not warm still melt the ice? Come and find answers to all these questions, and many more!
Let's Make Beeswax Wrap!
How much packaging waste does 1 person generate per year? What are alternative materials to plastic? What is beeswax and where does it come from?
Building a Tower
Have you thought why tall buildings don't fall over? Or how and from which fragile materials could you build a high tower? In this workshop you will learn how stable and tall buildings are built and can build one yourself!
Vacuum chamber
Building a racecar
Have you wondered which car is the fastest? What affects the speed of a car - streamlined body, size of wheels or is it something else? In this workshop you can build yourself a fast racecar!
Pillar of liquids
What is density? How do we measure density? Which units are used to measure density?
Blood Under Pressure
Do you know what a person's blood pressure is and how to measure it? How do blood pressure monitors and stethoscopes work?
Chocolate Laboratory