How to make a terrarium

A terrarium is a collection of live plants, usually in a glass or plastic container, with a balance of light and air that allows them to grow without needing the usual care house plants need Small shade and waterloving plants are the best kind for te

22 Feb 2019, 12:24 AM IST
Learn about storms
21 Feb 2019, 12:58 AM IST
Activities with snowflakes
20 Feb 2019, 12:13 AM IST
Rockets and space exploration
19 Feb 2019, 01:02 AM IST

More From Hans Classroom

Weather basics

Our daily weatherwarm, sunny, windy, cold, rainy, snowyis dependent on many factors in the earths atmosphere The atmosphere surrounds Earth, going up for more than 300 miles until
16 Feb 2019, 01:02 AM IST

Collecting butterflies

How to Use a Butterfly Net When trying to capture a butterfly with a net, move slowly until you are in range Position the net under the insect, then swing your net upward and turn
12 Feb 2019, 12:43 AM IST

Roots and worms

What You Do Fold the paper towel in half and then in half again into a square Get the paper towel square wet and then gently squeeze it out It should be wet but not dripping
11 Feb 2019, 01:25 AM IST

The rock cycle

Solid as a rock Have you heard someone say that before Rocks have a reputation for being solid, hard, and indestructible Rocks line river beds and jut above the landscape as mounta
09 Feb 2019, 12:55 AM IST

Ink and paper activities

Inks were originally made from the natural pigments in living materials such as berries, nuts, and leaves The pigments in a green leaf, for example, absorb all the color wavelength
08 Feb 2019, 01:29 AM IST

Colourless colour wheel

In art, colour is very important The color wheel is often used to explain the relationship of different colours to one another In this way, artists know what colours look good with
07 Feb 2019, 01:59 AM IST

What is genetic modification?

Genetic modification is the process of altering the genetic makeup of an organism This has been done indirectly for thousands of years by controlled, or selective, breeding of plan
05 Feb 2019, 12:07 AM IST

How to make a spectroscope

A spectroscope is a device that separates light into its individual colors in a rainbowlike band called a spectrum The spectrum of each chemical element looks slightly different, s
02 Feb 2019, 01:09 AM IST

Learn about metals

An element is a substance made up of all one kind of atom for example, the element helium the same stuff that fills balloons is made up exclusively of helium atoms Elements are gen
01 Feb 2019, 12:24 AM IST

States of matter

All things are made up of matter matter is any physical thing that has mass and takes up space Matter can exist in three different forms solid, liquid, and gas When an object is a
31 Jan 2019, 12:48 AM IST

Balloon jet

This is a very simple rocket that demonstrates the most basic principle of rocketry how pressurized gas creates thrust What You Do Tie one end of the string to a chair or doorknob
30 Jan 2019, 01:20 AM IST

Build a mousetrap car

Can you take the energy from a mousetrap and use it to power a car Try it out This project results in a very simple mousetrap car It probably wont go very far or fast, but itll hel
29 Jan 2019, 01:07 AM IST

Plant identification

Have you ever wondered what kind of plant that flowering one in your backyard is Or what kind of wildflower it is that you found on a hike If you have a plant identification field
26 Jan 2019, 01:24 AM IST

Comparing snakes and frogs

How do you tell the difference between a reptile and an amphibian To help your young children understand the similarities and differences between reptiles and amphibians, make a ch
25 Jan 2019, 01:05 AM IST

How bird beaks evolved over time decoded

The beaks of birds are not as adapted to the food types they feed on as it is generally believed, according to a study which suggests the versatile tool evolved to accomplish many
24 Jan 2019, 01:50 AM IST

Bee memory experiment

Have you ever wondered how bees and butterflies know where to find good feeding spots These insects dont have sharp vision, but they see polarized light which tells them direction
23 Jan 2019, 12:48 AM IST

Build a solar car

Choose a material for the car body, which is called the chassis Think carefully about this you want something strong, but also something lightweight so it needs less power for the
18 Jan 2019, 12:05 AM IST

Introduction to body system

Our bodies are made up of eleven systems, each of which has been designed to fulfill different functions Digestive This is the system that breaks down food and absorbs its nutrient
12 Jan 2019, 12:13 AM IST

Introduction to light

Have you ever thought about what it would be like to live without light Perhaps youve been on a tour through some famous caverns when the guide turned the lights out for a few minu
10 Jan 2019, 01:41 AM IST

The nervous system and the brain

Our nervous system enables our body to communicate The central nervous systemincludes the brain and the spinal cord The peripheral nervous systemincludes the nerves that extend fro
09 Jan 2019, 01:00 AM IST

What is DNA?

Deoxyribo Nucleic Acid DNA is a chemical found in the nucleus of cells and carries the instructions for the development and functioning of living organisms It is often compared to
08 Jan 2019, 12:09 AM IST

Hot water: Convection

The term geothermal is used to refer the heat that comes from the Earths interior This heat often rises to the Earths surface through volcanoes Hot lava molten rock flows out of vo
07 Jan 2019, 03:41 AM IST

Geological matters

Youve probably heard in the news about volcanic eruptions, or you might remember when Mount St Helens erupted Perhaps youve even seen an active volcano Although they are often a de
05 Jan 2019, 12:52 AM IST

Eyes and vision

The human eye is one of the most complex and sophisticated organs in the body Its unique automatic focusing system outstrips that of any camera, and its light sensitivity is ten mi
04 Jan 2019, 12:47 AM IST

Learn about germs

What are germs Can you see germs Where do they come from How can you protect yourself from them There are lots of questions to ask about germs Here are some ideas of fun things to
02 Jan 2019, 12:33 AM IST

Acids, bases and water

One of the most interesting parts of chemistry is the study of acids and bases Its also a very practical aspect of chemistry, since we use acids and bases every day For instance, a
01 Jan 2019, 01:01 AM IST

Blood and the circulatory system

Did you know that blood contains more than just blood cells Our bloodstreams carry red blood cells, white blood cells, platelets, and plasma Red blood cells, or erythrocytes, carry
29 Dec 2018, 01:48 AM IST

Science of the circus

Close your eyes and imagine that you are at a circus Can you smell the popcorn Can you hear the elephants Open your eyes and what do you see Flashing lights and bright colors Clown
28 Dec 2018, 01:14 AM IST

Are two eyes better than one?

How do we see Learn about the science of seeing with these handson lessons and projects Teach your early elementary child K4 about eyes and vision
27 Dec 2018, 03:19 AM IST

Oil cleanup experiments

First, some background info on oil and waterThere have been many oil spills over the years, such as the Gulf oil spill in the US that happened in April 2010, when there was an acci
22 Dec 2018, 01:43 AM IST

Learn about animal homes

The environment in which an animal lives its habitat must provide water, food, shelter, and space Its home must also make the animal feel protected from predators, harsh weather, a
21 Dec 2018, 02:12 AM IST

Compass activities

Finding Your Way With a Compass Have you ever gotten lost in the outdoors, or had trouble finding your way with a map Do you and your children know how to use a compass to find you
20 Dec 2018, 03:49 AM IST

Balloon hovercraft

Try this very simple project to create a floating disc that skims across a surface similar to the way an air hockey puck or hovercraft does What You Need Blank CD or CD you dont wa
19 Dec 2018, 01:29 AM IST

How flowers grow

During springtime, youve probably seen tiny green plants start to peek up above the ground Soon some of those plants will grow beautiful flowers Discover the miracle of plants with
18 Dec 2018, 01:16 AM IST

Learn about Electromagnetism

Whats the difference between a lightning bolt and a refrigerator magnet Perhaps theres much less difference than you think Thanks to the discoveries of Michael Faraday and James Cl
14 Dec 2018, 12:48 AM IST

Learn about Hibernation

Many animals snuggle up in caves, burrows holes in the ground, or hollow tree trunks and sleep during the cold winter months when food is harder to find and cold weather makes it h
13 Dec 2018, 03:04 AM IST

Latest in this section

Hans Classroom
How to make a terrarium
Hans Classroom
Learn about storms
Hans Classroom
Weather basics