Colours of light

https://www.sciencelearn.org.nz/resources/47-colours-of-light
Light is made up of wavelengths of light, and each wavelength is a particular colour. The ...

Refraction of light

https://www.sciencelearn.org.nz/resources/49-refraction-of-light
Refraction is the bending of light (it also happens with sound, water and other waves) as it ...

Reflection of light

https://www.sciencelearn.org.nz/resources/48-reflection-of-light
Reflection is when light bounces off an object. If the surface is smooth and shiny, like glass ...

Cell organelles

https://www.sciencelearn.org.nz/resources/499-cell-organelles
Every cell in your body contains organelles (structures that have specific functions). Just ...

Magnification and resolution

https://www.sciencelearn.org.nz/resources/495-magnification-and-resolution
Microscopes enhance our sense of sight – they allow us to look directly at things that are far ...

How the eye focuses light

https://www.sciencelearn.org.nz/resources/50-how-the-eye-focuses-light
The human eye is a sense organ adapted to allow vision by reacting to light. The cornea and the ...

Preparing samples for the electron microscope

https://www.sciencelearn.org.nz/resources/500-preparing-samples-for-the-electron-microscope
Electron microscopes are very powerful tools for visualising biological samples. They enable ...

How microscopes magnify

https://www.sciencelearn.org.nz/resources/496-how-microscopes-magnify
A microscope is something that uses a lens or lenses to make small objects look bigger and to ...

Animal cells and their shapes

https://www.sciencelearn.org.nz/resources/498-animal-cells-and-their-shapes
Cells are the building blocks of life – all living organisms are made up of them. Textbooks ...

Types of electron microscope

https://www.sciencelearn.org.nz/resources/502-types-of-electron-microscope
Electron microscopes were developed in the 1930s to enable us to look more closely at objects ...

The microscopic scale

https://www.sciencelearn.org.nz/resources/497-the-microscopic-scale
From the universe itself down to the tiniest subatomic particle, objects in our world exist in ...

Light microscopes

https://www.sciencelearn.org.nz/resources/501-light-microscopes
Since Antonie van Leeuwenhoek first saw mysterious ‘animalcules’ (bacteria) through his simple ...

Depth perception

https://www.sciencelearn.org.nz/resources/51-depth-perception
Seeing with two eyes helps people to judge distances and to see in 3D, but even using one eye ...

History of microscopy – timeline

https://www.sciencelearn.org.nz/resources/1692-history-of-microscopy-timeline
Microscopes let us view an invisible world – the objects around us that are too small to be ...

Exploring with microscopes – introduction

https://www.sciencelearn.org.nz/resources/489-exploring-with-microscopes-introduction
We live in a beautiful world – and that beauty and complexity extends far beyond what humans ...

Seeing atoms

https://www.sciencelearn.org.nz/resources/1652-seeing-atoms
Nanotechnology is possible partly because tools have been developed to ‘see’ particles of ...

Observing bubbles

https://www.sciencelearn.org.nz/resources/609-observing-bubbles
The next time you use a straw to blow bubbles into your juice or use a bubble wand to make soap ...

Pinhole cameras and eyes

https://www.sciencelearn.org.nz/resources/58-pinhole-cameras-and-eyes
In this activity, students make a pinhole camera and see images formed on an internal screen ...

Which microscope is best?

https://www.sciencelearn.org.nz/resources/523-which-microscope-is-best
In this activity, students use the Which microscope? interactive to learn about various types ...

Investigating refraction and spearfishing

https://www.sciencelearn.org.nz/resources/59-investigating-refraction-and-spearfishing
In this activity, students aim spears at a model of a fish in a container of water. When they ...

Nanoscience explained

https://www.sciencelearn.org.nz/resources/1640-nanoscience-explained
‘Nano’ means small, right? Sort of. To scientists, ‘nano’ doesn’t just mean small. It means ...

Microscope parts

https://www.sciencelearn.org.nz/resources/1030-microscope-parts
In this activity, students identify and label the main parts of a microscope and describe their ...

Antonie van Leeuwenhoek

https://www.sciencelearn.org.nz/resources/592-antonie-van-leeuwenhoek
Microbiology started with Dutch scientist Antonie van Leeuwenhoek in 1676. Microbiology is the ...

A closer look at the cell’s antenna

https://www.sciencelearn.org.nz/resources/490-a-closer-look-at-the-cell-s-antenna
We know a lot about how cells work and about the organelles they contain (the nucleus ...
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