Biology

Characteristics of life

Chemistry

Kitchen chemistry

Microscopy

Microscope Model

Magnifying small objects. With a fixed microscope size, the shorter the focal length of the objective lens, the larger the image it produces. Here, the…

Action at -200°C – gases

We are constantly surrounded by gases – even if we cannot see them. We breathe them in and breathe them out, use some and produce others. Gases are fascinating…

Aquatic animals - organisms in the stream and pond

When talking about animals in streams and ponds, children usually think of fish and frogs. The fact that there are other animals in these habitats that are…

Asseln unter der Lupe - inklusiv

Asseln sind bestimmt keine besonders beliebten Haustiere – umso mehr eignen sie sich aber als Einstieg in die Tierkunde. Was machen eigentlich Zoologen, deren…

CakeLab – function of baking ingredients

“Pat-a-cake pat-a-cake, baker’s man. Bake me a cake as fast as you can…” This popular nursery rhyme might be one way to bake a cake. But there are also other…

Chocolate atelier – The secret of Swiss Chocolate

Cocoa beans were already consumed at the time of the Aztecs and the Mayas, and chocolate has remained a bestseller for centuries. And it is equally clear that…

Cold, colder, shock freezing – ice cream in three minutes

Need an ice cream? We only use natural ingredients and freeze them with liquid nitrogen (minus 196 °C!) in no time to a fruity delicacy. Who can say no to a…

CSI Technorama – forensics

Regardless of whether it is a burglary, an accident or a felony, crime scene investigations always begin with securing the evidence. Are there fingerprints?…

Discoveries in daily life – experiments with candles

The phenomena that can be observed with a lighted candle engender a wide range of topics in natural sciences. The flame of a candle not only fascinates us, it…

Do not try this @home - Mikrowelle inklusiv

In unserer Zeit muss alles schnell gehen. Wie hilfreich ist da die Mikrowelle! Aber wie funktioniert dieses Gerät eigentlich? Und warum kann man darin keine…

Do not try this @home – microwaves

In this day and age everything has to be done quickly, and the microwave undoubtedly helps save a lot of time! But how does this appliance actually work? Why…

Don't be so superficial! – Understand structures

How do plant leaves behave towards water? What does that have to do with surfaces and structures? And what can we learn about ourselves and our everyday life…

Entdeckung im Alltäglichen - Experimente mit Kerzen - inklusiv

Die Phänomene, die sich bei einer brennenden Kerze beobachten lassen, führen zu vielen verschiedenen Themen in den Naturwissenschaften. Kerzen lassen uns…

Erratic nature – excitation of atoms

Physics lessons in mainstream school education were extremely limited during the 20th century – especially when it came to expensive and complex experiments.…

Genetic fingerprint - CSI

If the genetic makeup is roughly 99% the same among all humans, how is it possible to use DNA as a basis for convicting criminals beyond doubt? Is there a…

Happy hour on the ISS – water purification

Even astronauts on the International Space Station ISS enjoy drinking a Campari Soda from time to time – but where do they get the soda water from? There is no…

Have you ever seen an atom? – Atomic dimensions

Physics lessons in mainstream school education were extremely limited during the 20th century – especially when it came to expensive and complex experiments.…

In murky waters - bioindication

How do we actually know how healthy a body of water is? Researchers use biological diversity as a criterion for water quality, among other things. Based on the…

Individual school projects at the REM

Matura work or class projects Whether pollen for checking honey quality or as templates for design objects, detailed illustrations of insects and plant…

Kalt, kälter, schockfrosten - inklusiv

Ein Glace gefällig? Wir verwenden nur natürliche Zutaten und frosten diese mit flüssigem Stickstoff (minus 196 °C!) in Nullkommanix zu einer fruchtigen…

Lighting effects in nature and the home – fluorescence

How can you light up fluorescent objects? Where do lighting effects occur? You extract fluorescent dyes from everyday objects like pudding mixes or laundry…

Listen up! - Directional listening

The cat lies on the couch, eyes closed. Only the ears move slightly and turn in the direction from which they perceive a sound. Why can some creatures move…

Pleased to meet me – DNA

Have you ever wondered what it is that makes you, you, with those ears and that eye colour? Have you ever looked at your DNA? What exactly is it and where do…

Powerbooster - Instrumental Analytics

A whole range of drinks such as coffee, energy drinks and coke contain caffeine. Even in small doses, this substance can temporarily eliminate tiredness and…

Pumps and pipelines – water transport in trees

Just like other plants, trees also need water to survive. But how do trees “drink”? How do they absorb water? And how do they transport it from their roots to…