Hobbies & Science
We show you everything you need to know about science and other hobbies. The best home experiments you'll be able to learn and discover to find a new activity at home.
26 articles
![How to Solve a Difficult Sudoku?](https://t2.uc.ltmcdn.com/en/posts/9/3/5/how_to_solve_a_difficult_sudoku_13539_300_150.jpg)
Sudoku is a globally popular logic-based number puzzle that has captivated our society for decades. The game's simplicity, coupled with its challenging nature, makes it a favorite pastime for people of all ages, from beginners to puzzle aficionados. The puzzle demands a blend of analytical skills, patience,...
![What Is the Vernal Equinox or Spring Equinox?](https://t1.uc.ltmcdn.com/en/posts/6/0/5/what_is_the_vernal_equinox_or_spring_equinox_13506_300_150.jpg)
The spring equinox, also called the vernal equinox, marks the beginning of spring in the Northern Hemisphere. It occurs when the sun crosses the equator and is directly overhead, resulting in equal amounts of daylight and darkness. The vernal equinox has been celebrated for thousands of years in various...
![How to Write a Love Letter Step by Step](https://t1.uc.ltmcdn.com/en/posts/5/3/3/how_to_write_a_love_letter_step_by_step_13335_300_150.jpg)
Although writing love letters seems archaic to many, it is an important gesture that should not be left aside. Love letters are not only a beautiful and romantic act, but also give the writer the opportunity to express their feelings. If you considering writing a love letter but do not know where to start, or...
![When Is the Winter Solstice and What Does It Mean?](https://t2.uc.ltmcdn.com/en/posts/5/0/3/when_is_the_winter_solstice_and_what_does_it_mean_13305_300_150.jpg)
As we approach the shortest and longest days of the year, we often hear about the solstice, a term unfamiliar to many. The term came to English via Anglo-French in the 14th century. Its origins can be traced down from the Latin word solstitium, meaning “sun”, and “-stit-”, meaning “standing”. A winter solstice,...
![How to Make a Multi-Level Plant Stand](https://t2.uc.ltmcdn.com/en/posts/5/8/2/how_to_make_a_multi_level_plant_stand_13285_300_150.jpg)
medium difficulty
medium difficulty
Building a plant stand is not only a great way to showcase all of your plants in one place, it also has practical benefits. With a multi-level plant stand, you can have different plants receive more light thanks to a vertical placement. We can also allow water to drip down from the top plants to bottom....
![How to Sew Leather by Hand](https://t1.uc.ltmcdn.com/en/posts/2/3/2/how_to_sew_leather_by_hand_7232_300_150.jpg)
Leather is one of the most luxurious materials that can be used for clothing and other products, such as wallets and handbags. One problem with leather items is that they can be very expensive. That is why every day more and more people are choosing to sew their own leather clothes and accessories. So,...
![How to Make a Paper House 3D Step by Step](https://t2.uc.ltmcdn.com/en/posts/7/2/0/how_to_make_a_paper_house_3d_step_by_step_9027_300_150.jpg)
low difficulty
low difficulty
Making a paper house 3 d can be tricky if you do not have the exact measurements, so it is very important that you follow the exact centimetres set out in the drawings of our how to make a paper house 3d step by step tutorial. Once finished you can personalise the paper house you have made with the drawings...
![What to Do when a Volcano Erupts](https://t2.uc.ltmcdn.com/en/posts/1/9/9/what_to_do_when_a_volcano_erupts_7991_300_150.jpg)
medium difficulty
medium difficulty
In recent years volcanoes have been quite active and we know of famous cases of eruptions and ash clouds that have paralyzed air traffic and affected thousands of people. Thanks to current monitoring technologies it is difficult for a volcanic eruption to catch us off guard but if you live near a volcano...
![What Is Artificial Intelligence Used for?](https://t1.uc.ltmcdn.com/en/posts/3/0/6/what_is_artificial_intelligence_used_for_11603_300_150.jpg)
Artificial intelligence (AI) is quickly becoming the next big thing in technology and computer science. It seems not so long ago that artificial intelligence was just a theme of many science fiction movies that has suddenly made its way into real life. Artificial intelligence refers to the branch of computer...
![How to Plant Succulents in Containers](https://t1.uc.ltmcdn.com/en/posts/0/5/4/how_to_plant_succulents_in_containers_11450_300_150.jpg)
low difficulty
low difficulty
The distinctive shapes and different arrays of colors of succulents make them a favorite among gardeners and also the onlookers. Growing succulents is quite easy and it does not need much maintenance. Also, it can be grown in small pots and hence they are the first choice for container garden. To know how to...
![How to Write a Horror Story with a Twist](https://t1.uc.ltmcdn.com/en/posts/3/7/3/how_to_write_a_horror_story_with_a_twist_4373_300_150.jpg)
medium difficulty
medium difficulty
Do you want to get started in the world of writing? The horror genre is one of the most fun to write as much as it is to read as you have to get into the skin of the character, face horrific situations and write in the most natural way possible. To be able to create fear is just as difficult as to be...
![What Is the Largest Planet Discovered?](https://t2.uc.ltmcdn.com/en/posts/9/3/1/what_is_the_largest_planet_discovered_10139_300_150.jpg)
It is not an easy task to determine which is the largest planet in the universe as the technology created by humans has not yet enabled the discovery of a large part of the universe. In fact, 99% of the universe is still believed to have remained undiscovered by mankind.
So, OneHowTo.com reveals which...
![How to Hammer a Nail into a Wall](https://t2.uc.ltmcdn.com/en/posts/9/5/3/how_to_hammer_a_nail_into_a_wall_10359_300_150.jpg)
low difficulty
low difficulty
Sometimes the simplest everyday tasks, such as hammering nails, can turn out to be the most complex. It is likely that at least once in your life, you decorated your flat and you hurt your finger when trying to hammer a nail into a wall; or maybe you have not been able to have it stay in place and well...
![How Do Plants Release Water: Transpiration Experiment](https://t1.uc.ltmcdn.com/en/posts/9/0/4/how_do_plants_release_water_transpiration_experiment_10409_300_150.jpg)
low difficulty
low difficulty
All plants - from weeds to the tallest of trees - need water to live and grow. They obtain water through their roots, which is then absorbed through the stems until it reaches and nourishes the entire plant. However, you might not know that plants also expel water through their leaves. This cannot be...
![What is bigger, the Earth or the Moon?](https://t2.uc.ltmcdn.com/en/posts/5/3/7/what_is_bigger_the_earth_or_the_moon_10735_300_150.jpg)
Surely you have asked yourself this question more than once as, from our perspective, we might imagine the Moon to be a huge sphere that may even exceed the size of the Earth. Although most of the planets orbiting our galaxy have more than one satellite, in our case we have only one moon, the Moon, which...
![How to Test your Body's pH Level at Home](https://t1.uc.ltmcdn.com/en/posts/5/5/0/how_to_test_your_body_s_ph_level_at_home_8055_300_150.jpg)
medium difficulty
The term pH refers to the balance of a substance between alkalinity and acidity. When it comes to your body's pH level, whether it is in one direction or another can have negative health consequences. You can test your body's pH at home by using basic pH test strips to get an idea of your current level...
![How to Make a Salt Volcano](https://t1.uc.ltmcdn.com/en/posts/7/5/4/how_to_make_a_salt_volcano_7457_300_150.jpg)
high difficulty
If you are preparing a science project on volcanoes, you may need to build an explosive mound of clay. However, this type of volcano project is very common and does not seem original as a science experiment. One alternative is to make a salt volcano that shows how a volcano works without using the standard...
![How To Tell If It's Going To Rain](https://t1.uc.ltmcdn.com/en/posts/5/1/4/how_to_tell_if_it_s_going_to_rain_8415_300_150.jpg)
If you want to learn a little more about climate and meteorology, or even make your own weather forecast, read this series of tips to help know if it's going to rain. Meteorologists or climatologists have studied for years in college and use complex computer systems and various criteria to predict the weather....
![How To Find Ursa Major In The Sky](https://t1.uc.ltmcdn.com/en/posts/7/8/9/how_to_find_ursa_major_in_the_sky_5987_300_150.jpg)
low difficulty
Ursa Major, also known as the Great Bear, is a constellation that can be seen during the whole the year in most places in the Northern Hemisphere. The constellation contains the asterism which is commonly known as the Big Dipper or the Plough. Ursa Major is located in the northern celestial hemisphere, extremely...
![How to Make a Periscope out of Cardboard](https://t2.uc.ltmcdn.com/en/posts/9/6/9/how_to_make_a_periscope_out_of_cardboard_1969_300_150.jpg)
medium difficulty
Doing crafts with your children is an excellent activity to keep them entertained at the same time that you’re improving your bonds. In this article we’ll explain in detail how to make a periscope out of cardboard step by step. A periscope is a great tool for your children to start learning the basics...
![How to Read Palm Lines - Beginners' Guide to Palmistry](https://t1.uc.ltmcdn.com/en/posts/9/9/4/how_to_read_palm_lines_beginners_guide_to_palmistry_2499_300_150.jpg)
high difficulty
Have you ever wondered what the palm of your hand says about you? Each line in your palm represents a different area of your life and tells a story or contains secrets about you as a person. Chiromancy, chirology or palmistry is the art of reading your own palm or that of others to foretell the future.
Palm...
How to cut glass at home without a glass cutter
low difficulty
Glass is a widely used material all over the world to create bottles, kitchen containers, windows, etc. It's a hard, fragile and transparent material, that's why it's so used everywhere. In the following process you're going to learn how to cut a bottle of wine with only a string and fire. This can be...
![How To Write The Address On A Letter Or Envelope](https://t2.uc.ltmcdn.com/en/posts/5/1/3/how_to_write_the_address_on_a_letter_or_envelope_315_300_150.jpg)
medium difficulty
Writing the address on a letter or an envelope is an everyday practice that can sometimes become quite complicated. In this article, we'll explain, step-by-step, how to write the address of the person we want to send the envelope or package to.
![What are the colours of the rainbow](https://t2.uc.ltmcdn.com/en/posts/3/1/3/what_are_the_colours_of_the_rainbow_313_300_150.jpg)
low difficulty
Rainbows are one of the most beautiful phenomena in meteorology. They appear when the sun's rays pass through water droplets in the atmosphere, leading to the appearance of a spectrum of light, which is commonly known as a rainbow. This is formed by 7 colours which always appear in the same order. Do you...
![How to Clean Nickel Silver](https://t2.uc.ltmcdn.com/en/posts/3/1/4/how_to_clean_nickel_silver_413_300_150.jpg)
low difficulty
Nickel silver, sometimes known as Argentan, or German silver thanks to its early development by 19th century German metalworkers, is not actually a form of silver. It is in fact a mixture of copper, nickel and zinc. Even though they are unrelated, it has the appearance of silver and is used to give many objects...
![How to Write a Formal Letter in English](https://t2.uc.ltmcdn.com/en/posts/3/6/4/how_to_write_a_formal_letter_in_english_463_300_150.jpg)
low difficulty
With the development of new technologies, our language is suffering numerous attacks, specially when it comes to formal use of language. We have to distinguish what moments to use more formal and serious language than the kind we generally use to communicate with others. Generally, for job reasons such...