The most entertaining science centre in the Baltics


Dear friend of AHHAA! We're very happy to welcome back to our science centre. Since times have changed a bit, we kindly ask you to observe some temporary rules, so that we could all stay safe. Click HERE to read more.

Plan your visit

OPEN

Mon-Thu, Sun 10-19
Fri-Sat 10-20

17.12 open 10-17
24.12 CLOSED
25.12 open 10-20
26.12 open 10-20
31.12 open 10-17
01.01.21 CLOSED 
Tickets
student11 €
preschooler0 €
adult15 €
family35 €

Contact us
Ticket desk: +372 745 6789
Booking: +372 515 6766 and tellimus@ahhaa.ee (Mon-Fri 9-17)
General e-mail: ahhaa@ahhaa.ee

Now at AHHAA

Exhibitions

PERMANENT EXHIBITION

Aha, Cubed!

If you think maths is boring, you better think again! Solve the logic puzzles, find out how a Monkey Calculator or an addiator works and try to fit all your friends inside one cubic metre!

PERMANENT EXHIBITION

Hall of Nature

Watch the everyday life of wood ants and chicken, check out the tropical fish and sea horses, create fascinating patterns with the water printer and spin the fog swirls

PERMANENT EXHIBITION

Hall of Technology

Ride the bicycle high above the hall, take a photo of yourself with an exploding balloon and see what's inside the washing machine and other home appliances

PERMANENT EXHIBITION

Lobby

In addition to exhbition halls, you'll find lots of fun exhibits in AHHAA's lobby as well! Find your way through the mirror maze, solve various puzzles and check your reflection in the distorting mirrors.

TEMPORARY EXHIBITION

University of Tartu Medical Collections

Get a glimpse of one of the most extraordinary collections in the whole world! Come and see the medical collections of the Uni. Tartu Faculty of Medicine, with exhibits dating back as far as 1803.

Something is definitely going on, but more detailed information will be available a week before the selected date.

These events are not in the program on the selected date.

Planetarium

Planetarium

Discovering the Universe

Speed through the space, following the footsteps of famous explorers, to the farhtest corners of our solar system. The information that we obtain from these parts of the Universe is older than the whole mankind!

Planetarium

FAMILY: Let’s Fly to Space!

AHHAA’s fun show for the whole family! Join us under an autumn sky and look at the stars. What are they? Who invented the constellations? And who is the Moon Rabbit?

Planetarium

LIVE show: Journey Through the Universe

Let us take you on a ride to the depths of the Universe and its edge (that we are currently aware of)!

Planetarium

Meet the Creator

This is the story of Estonian astronomy and how the scientists of Tartu have contributed to our knowledge of the Universe: from measuring the distance between the stars on the 19th century, to the present day cosmology.
New!

Planetarium

Phantom of the Universe: The Hunt for Dark Matter

Dark matter is one of the greatest mysteries of modern cosmology. Our journey takes us to the world's larges particle accelerator, to the depths of an abandoned gold mine in search of ghostly particles and through the beginning and evolution of the entire Universe.
27 min Age 12+

Something is definitely going on, but more detailed information will be available a week before the selected date.

These events are not in the program on the selected date.

Science Theatre

Science Theatre

Aha, Beware of the Car!

Get in the car and buckle up: this speedy science show we learn how to stay safe in traffic. We'll test the brakes, seatbelts and helmets - and the audience! Let's ride!
New!

Science Theatre

Aha, Blast Off!

What's a rocket? Don't worry, it doesn't take a rocket scientist to understand! We'll learn how the rockets fly and what kind of fuel they use. Let's fly through the history and explore the fascinating science behind space travel. Ad astra!

Science Theatre

Aha, Cold as Ice

In this frosty science show we'll look at various wintry phenomena and activities. We'll play with extreme cold temperatures and find out what northern lights are. We'll also do some sports and, if there's no snow outside, we'll make some on our own!

Science Theatre

Aha, High Voltage!

Let's take a closer look at the power that moves the whole modern world! We'll talk about static electricity, the direct current that flows in our household appliances and the dangerous and awe-inspiring alternating current. We'll see how electricity changes us and the world we live in, and what all of this has to do with magnets.

Science Theatre

Aha, Saves the Day!

„Don't leave the candle unattended”„You mustn't put out burning oil with water!”„Don't throw the flour around the kitchen!” We've probably heard some of these phrases. But what would happen if we did the exact opposite?

Science Theatre

Aha, Sounds Great!

We're constantly surrounded by differents sounds and noises (and we make some of them ourselves as well) and these invisible (to us!) waves follow a set of rules

Science Theatre

Amazing Air

We're constantly surrounded by air, but we probably don't think much about what it is that we're breathing in. Also, we probably don't realize that there's more than 100 kg of air weighing down on our shoulders! Let's look at the components of air and find out the power that air can yield. Just don't forget to breathe!

Science Theatre

An Elf's Christmas Exam

Soon it will be christmas and elves turn to AHHAA's explainers for help. But it's not easy to become Santa's Helper!

Science Theatre

Brain Exposed

Our brain is a weird thing: jelly-like greasy mass in our heads. Despite its odd appearance, our brain is a really complex organ. And in this show, we're all test subjects! We'll see how our brain learns, perceives and works - and how it can be tricked.

Science Theatre

Chemistry of Fire

Are you aware of what fire really is and what it takes to create flames? Do you know how to make fuel burn even faster? What kind of materials burn and which ones don't?

Science Theatre

Colourful Chemistry

What is a chemical reaction? How can we change it? What or who is a  catalyst?  It's alright, we'll make these words fun and easy - and explain everything through colourful experiments! Let's use chemistry to brighten up the day!

Science Theatre

Disgusting Digestion

When you're eating a cake, do you ever wonder what will happen to it? In this science show, we'll learn about the human digestive track and how it works - and see the final result of all this hard work!

Science Theatre

Exclusive Science Show

Pushing the boundaries of science shows: this is the creme de la creme of AHHAA's experiments! It doesn't matter what language the audience speaks, because the show is completely wordless: the experiments are accompanied by music NB! Recommended for special events

Science Theatre

Extraordinary Egg

For an average human, egg is a fragile, but a tasty food (after some cooking). But egg is actually so much more! This extraordinary show introduces you to the fine art of egg-walking and demonstrates what happens when you put eggs in a microwave. And we'll save an egg princess that's falling from great height!

Science Theatre

Let There Be Light!

What is light made of and how do we see it? How do we see different objects and how are colours formed? We'll also take a look at invisible light and find out what happens if the light is extreeemely powerful!

Science Theatre

Magical Chemistry

Our crazy chemist shows what they're capable of! You'll see why it's important to clean your room, explore the, ahem, more playful side of blood and maybe even learn some secrets of Hollywood movies!

Science Theatre

SOS, Maths!

Don't be afraid! Mathematics isn't scary. It's a beautiful and precise language that science uses to describe the world.

Science Theatre

Wondrous Water

Water may seem most ordinary, but it's actually a really interesting substance. Not only does it make Earth habitable and quenches our thirst, it has many useful trick up its sleeve.

Something is definitely going on, but more detailed information will be available a week before the selected date.

These events are not in the program on the selected date.

Workshops

Workshops

Cabbage Chemistry

Do you know what an indicator is and why do we use them? Why not make an indicator out of ordinary everyday object, such as a cabbage!
Age 10+

Workshops

Caffeine Crystals

Why does drinking coffee and energy drinks make you feel so energized? How exactly does caffeine affect you anyway? Come and find out!
45 minutes Age 12+

Workshops

Chocolate Laboratory

Chocolate has transformed from an ancient South American bittersweet drink to one of the most beloved foods of the world. Here, you have a chance to make (and eat!) your very own chocolate.
45 minutes Age 5+

Workshops

DNA extraction

All the living things have DNA and some of our genetic information can be really similar. Which one is more closely related to us - a banana or a mosquito?
30 minutes Age 7+

Workshops

Eye Surgery

Find out how our eyes really work, who has the largest eyes in the world and what does colour blindness really mean. In the end of the workshop, you will get a unique glance inside a real eye.
45 minutes Age 10+

Workshops

Help, I’m Drowning!

Do you know how to behave next to water, in the water or on the water and stay safe? We will talk about the water safety and items used to save drowning people. And there's a practical part in the giant sea simulator!
60 minutes Age 10+

Workshops

Home Planetarium

People have always been captivated by starry sky. Use your nimble fingers and create a simple planetarium that will bring stars to any dark room!
45-60 minutes Age 10+
New!

Workshops

Ice Cream Laboratory

In this workshop we will talk about the origins and history - but also the modern days of this delicious dessert. And it would be not be a workshop without making actual ice cream ourselves!
45-60 minutes Age 7+

Workshops

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 creaties a floating picture over your screen.
30 minutes Age 8+

Workshops

Periscope

What is a periscope? Where do we use them and what for? Build your own device for peeking around the corners!
30 minutes Age 6+

Workshops

Soap Laboratory

We're surrounded by all kinds of soap, shampoos, washing detergents and so on. How do they work? Let's enter the mysterious and seemingly confusing world of soap chemistry
45-60 minutes Age 5+

Workshops

Soda Factory

Explore the history of this fascinating bubbling drink, and make some of your own as well!
45 minutes Age 4+

Workshops

The Great Meltdown

Why do we throw salt and sand on the roads in winter? What's the fastest way for melting ice? How can something that's not warm still melt the ice?
45 minutes Age 8+

Workshops

Toothbrush Robot

What do you get when you put together a toothbrush and a vibromotor? Could you use such robot to clean your room as well? Hmmm...
30 minutes Age 8+

Workshops

Winter Cream

Our skin is gentle and requires constant care - in winter, even more so. Find out which ingredients are especially good for your skin and mix yourself a nourishing winter cream!
30-45 minutes Age 10+

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These events are not in the program on the selected date.

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