Whilst driving my daughter to school one morning she said to me, "Look Daddy, I can see the Moon". She sat quietly for a moment and then pondered, "But why can we see it now Daddy, when I thought it only comes out at night?". When we are children we get so used to the … Continue reading Why can I see the Moon during the day?
This little project is great for teaching about temperature and we like to tie it in to some learnings about our immune system. The CPEX has the ability to measure temperature. When we teach about this we bring in an old school thermometer as well as a newer digital thermometer. It is fun to get … Continue reading Creating a Thermometer with the Circuit Playground Express
Young children are often fascinated with questions around size and proportion. For example, our Chief Question Asker is always asking questions such as "What is the biggest insect?", "How tall were you when you were my age?" and so on. From my own perception it is because kids are fascinated with growing, getting taller, bigger, … Continue reading What is the tallest animal?
When chopping an onion you will often find that no matter what you do your eyes water? It is like a chemical fog has enveloped your whole face and the tears start to stream. Whilst cutting an onion recently my daughter was convinced that I was crying. I tried to explain to her that it … Continue reading Why do our Eyes Water when slicing an Onion?
On a beautiful clear summers day the sky is a vibrant blue. But why? Our planet, The Earth, is protected by the atmosphere. When I think of the atmosphere I think of it as though it is a protective force field that sweeps around the earth. The atmosphere is so important to our planet and … Continue reading Why is the Sky Blue?
Our immune system is a wonderful, and amazingly complicated system. It is there working twenty four hours a day, seven days a week - and simply put, without it we would be in a whole heap of trouble. But why, when we get an infection, and our immune system is called in to action do … Continue reading Why do I have a temperature when I am poorly?
When my daughter was recently at her grand-parents house, her granny said to her "Put your coat on. You don't want to get cold and catch a cold now do you?" Shortly after arriving home my daughter told me about this and asked me "Can I really catch a cold?" We have all heard this … Continue reading Can I “Catch a Cold” if I am cold?