Human Biology & Health STEM Activities for Kids (45 results)

What is a normal body temperature for humans? Have you heard people say it is 98.6°F or 37°C? You will find out for yourself if that is fact or fiction in this simple activity. Read more

Have you ever wondered if people of all ages love sour foods, or if age correlates with this preference? There are a lot of different kinds of sour candies and drinks you may have seen advertised before, some having only a mild sour flavor and others that are truly mouth-puckering! In this activity you will investigate if there is a difference between the sour preferences of kids and adults. If you developed a super-sour food, to whom would you try to sell it? Read more

If someone tells you to remember a phone number or address, it can feel like an easy task at first. You repeat the numbers to yourself, either aloud or in your mind. But after just a few seconds, you may find yourself starting to doubt your own memory. Was it 5-7 or 7-5? Our minds are always seeking new and useful information, and as a result, it will try to ‘throw away’ information that seems old or irrelevant, such as a random string of numbers or an address. However, there are… Read more

Do you like your hair shiny and beautiful? The key to keeping your hair nice and clean is to use a good shampoo. But what exactly makes a good shampoo? You might be surprised to hear that every new shampoo has to pass lots of scientific tests before it is considered good enough to be sold. Many different shampoo recipes are compared to decide which one is the best for the consumer. One of these tests assesses the foaming behavior of the shampoo. You probably trust a shampoo that makes lots of… Read more

Have you ever noticed how the moon appears bigger at the horizon, just as it is rising over the treetops, than it does later in the evening when it is overhead?  Of course, the size of the moon does not change, but our perception of its size changes based on where it is in the sky.  In this activity, you’ll investigate Emmert’s law, which helps explain the full moon illusion, and estimate the size of the perceived increase in size of the moon at the horizon.  Then you… Read more