There are different types of snakes- poisonous and non-poisonous. Do you know which snake is responsible for more human deaths than all the snake species combined? You can also pet a snake in your home. For that, different species are harmless. Irrespective of the kind of snake, you should never harm or kill them. They are our national treasures.

This chapter will cover the basics of the digestive system.  It begins with a detailed understanding of the function of taste buds. We have witnessed the ting and the tang taste whenever we eat something sweet and sour. This chapter will educate you about which nerve stimulates your taste buds. You will also understand the taste sensation which is generated by different areas on a tongue. After the tongue, we will get to know about how our digestive system works. It includes knowing the process of ingestion, digestion, and elimination.

Any kind of food which is kept for a longer period without proper preservation gets spoiled. We will here learn about the substance responsible for spoiling the food.  In what ways the moisture and warmth work out their way in rotting the food. Why do our mothers use refrigerators? What could be the possible consequence of the food we eat daily if refrigerators would not be there? Later in the chapter, we will have a fun activity where we will learn how to make Aam Papad. This has been the most loved delicacy by all the children.

What is the use of the green-colored pigment which the plant leaves on their surfaces? We will learn why growing more trees is important. Plants inhale CO2 and exhale O2 which is the basic need for the survival of human beings. Further in the chapter, we will understand how the plant is grown? Also, the way roots help to transport all the necessary nutrients so that plants can have a longer life. Few plants get their food from animals. There are carnivorous plants that can grow in places where the soil is thin. Seeds are also there on the flowers. These seeds scatter everywhere on the ground. With the help of air, water, birds, or animals they travel to different places and when they settle down they become a tree.

In this chapter, we will know how rain is formed. Rainwater is the base of all life on earth. Water covers more than 71% of the earth’s surface. The water which is collected on the roof reaches the underground tank through the pipe, which connects both of these, then, this water is fetched out through the pump. Further, we will also learn how water is stored in Stepwell. They are wells or ponds in which the water is stored. We can fetch the water after descending a few steps to the water level. As responsible citizens, we should not waste water and should take steps to preserve and conserve them.

This chapter will guide us on what kind of substances float or sink in water. Heavy things sink in water while light things float on the surface of the water. Further in the chapter, we will understand what’s heavier water or humans? Well, you must be wondering that the answer is obvious, Humans are of course heavier. But you are wrong. You will discover the reason how humans can float on the surface of the water in Virtual tour 2. We will also learn about the substances which can be dissolved in water and which do not dissolve. Dissolving means when two substances get properly mixed in water whether solid or liquid.

We will learn here that blood is made of a huge number of building blocks called blood cells. There are various kinds of blood cells. Whenever we fall sick, through blood tests we can diagnose what kind of diseases have infected us. Red blood cells, white blood cells, and platelets in our bodies protect us from these diseases. But how are these big mosquitoes formed? We will learn in this chapter about the lifecycle of mosquitoes, also the different stages which the mosquitoes go through in their development.

We will visit a dense green forest and are going to cross the river with the help of a zip line. We have to get hold of the rope and pull ourselves forward. Crossing a river with the help of a zip line is a courageous and exciting adventure. Now let’s move on to the Rock Mountains. Rock climbing is difficult for beginners but it’s also an exciting and fun activity. The utmost care and safety measures need to be undertaken, otherwise, we might hurt ourselves and fall. We all love camping in snow and sleeping in tents. It is so much fun when we are out with friends. Tents and sleeping bags are used to protect ourselves from such cold environments.

The chapter focuses on how the ancient building and structure was constructed. The different architectural designs with beautifully carved doors are a few of the many attractions of this fort. It introduces children to the techniques, designs, water arrangements, etc. of earlier times. An attempt is made to understand how ‘war and peace’, then and now, are a part of social and political life.

The space shuttle launching station is the place where a space shuttle is placed after all the preparations of launching. We will learn how the space shuttle fires up in the sky. In space, there is no gravity which is basically a force that pulls two objects towards each other. If you want to go outside in space, you have to wear a spacesuit which will protect you from harmful radiation. Space is made up of a dark atmosphere, no air, and harmful radiation. This is why astronauts wear proper gear before stepping outside the space shuttle.

Here we will understand how traffic signals work and will also learn about the meaning of the important traffic signs. To avoid accidents one should always be a responsible citizen and follow all traffic rules. Petrol, diesel, and CNG are the types of fuel, which are used in various vehicles according to their need.  We will also learn about the different types of fuel sources. We will also understand why LPG is a better fuel than wood and coal in the sense of better health.

In this chapter, we will learn about the social, cultural, and atmospheric diversity of Ladakh and Srinagar. Whenever you are traveling you should always wear cotton and comfortable clothes. Keep yourself hydrated. Tell your parents to book everything well in advance. Here we will learn about the people, culture, and weather in Ladakh. The place is surrounded by the great Himalayas. This area is a cold dessert and summer is the best season to enjoy the stunning beauty of the landscape of Ladakh.

A sudden movement of a part of the Earth’s surface is called an earthquake. To protect oneself from the earthquake remember to rush yourself first either to open-ground or sit under a table so that you don’t get hurt by the debris. Always help people who are stuck in a natural disaster. Government agencies and voluntary groups provide help and support to the earthquake-affected people. The Reconstruction of buildings is essential after an earthquake.

Do you blow air from your mouth on your palms? The air, which comes from the lungs, is warmer than the air outside. Therefore, our palms become a little warmer. Air from our mouth is always of the same temperature. It’s the mechanism of our body that makes the blowing air warm compared to our surroundings. We will also learn how the paper Snake tells us the flow of air. The stream of air will rotate the paper snake in a clockwise or anti-clockwise direction.

In daily life, we generate food waste, plastic waste, and other household trash. Industries also generate waste. Wastes are generally discarded in two kinds of dustbins- Blue and Green. The wastewater, which is released from various places is processed and cleaned in the wastewater treatment plant. The underground network of pipes carries this wastewater from houses and industries to the wastewater plant. In a wastewater plant, water passes from several processes and gets cleaned.

Old villages have a wonderful culture and environment. You will always witness peace in the village. People live together with togetherness and harmony. They use things from the forest nearby for their daily consumption. We will also get to know how difficult it is for villagers to settle in a city. They don’t have enough land for farming and keeping animals. Their children also struggle to find a school, learn a new language, and adjust to its culture. We will also visit Mumbai, where there is a lot of pollution. In cities so many facilities are available but everything is costly. There is unrest in life and no place to stay freely.

In ancient times, from good crops seeds were separated and stored in a wooden box with neem leaves to protect them from insects. They used these seeds for the next sowing. Farmers have started using fertilizers and tractors in farming. The same type of crop is grown so that they can earn more. The new method is bad for the soil and also causes unemployment for people who worked in the fields. Fast forward to 20 years, we will also learn about more development in farming methods, and what are some of the new methods of storing crops.