Earthworms have been around for a very long time. 120 million years in fact. Earthworms are the most highly developed worms. They are divided into segments or parts. They are found in salt and fresh water as well as in the soil. Earthworms are helpful to man as bait for fishing and more importantly, because [...]
Pollination is an important process in the reproduction of plants that bear seeds. Without pollination, these plants would not be able to produce fruits! Yes, almost all the fruits that we eat and the beautiful flowers that we enjoy come from pollination! If you have seen yellow grains, sometimes white, black or green colored grains [...]
In your daily activities, you probably use the term “bonding” to refer to the activities you do with your best friends aka “bonding sessions”. If you have helped your dad or mom fix something in the house with glue, then you might also have used the same term. In Chemistry, this term has a similar [...]
The word animal comes from the Latin word animal meaning “with soul”. Animals are similar to people with individual personalities, likes and dislikes. More scientifically, an animal is a multicellular, eukaryotic organism (living thing) that is divided into two kingdoms. Animalis or Metazoa. What makes animals different from plants is that they are heterotrophic. This [...]
If you have ever seen a dancer, a skater or an athlete move gracefully, you might have wondered how they are able to bend their limbs so effortlessly and make such amazing moves. The answer lies in the joints. Joints permit movement and flexibility. The body has many bones and all of these are connected [...]
The human eye is the organ of sight. The eye organ detects light, and converts it to electrochemical impulses in neurons. Rod and cone cells in the retina allow us see light, figure out perception of depth (how near and far objects are) and to differentiate color.
Everything in the world is made up of matter. Matter is made up of small building blocks called atoms. The idea of all matter being made up of small building blocks that cannot be divided into smaller pieces dates back to a Greek philosopher named Democritus of Abdera who lived in 430 BC. He named [...]
The skin is actually an organ. It is the largest organ of the body and it regenerates itself over and over again throughout our lives. The outer covering of flat, dead cells that is found over the surface of our skin – called the stratum corneum.
Like you and all other living organisms in the world, plants need water and nutrients from the environment in order to survive. Different parts of the plant are involved in transport or movement of water and nutrients. These parts are the roots, the stem and the leaves. The transport system of plants works similar to [...]
The digestive system is the process by which our body, organs and chemicals break down the food which we eat. Which body parts (Organs) are used in the digestive Process? The mouth: is where you chew your food and it is also where the process of digestion actually begins. By mushing food down thoroughly with [...]
Nothing beats watching your kids learn about something by direct observation. The wonder in their faces as they see a process unfold, and “catch on’ to principles that you have talked about, is worth the time it takes to think about how to fashion the lesson! On this vein, to teach your children about frogs [...]
Global warming is when too much heat gets trapped in the Earth’s atmosphere, causing a disruption to our ecological systems. It is similar to what is called the greenhouse effect. In a greenhouse, sunlight is trapped inside to cultivate plant growth and reproduction. However too much heat or sunlight will cause temperature levels to rise [...]