Free Science Experiments
Here is a huge assortment of fun and educational science experiments that you can perform at home. Best of all, they are free and simple, and most only require basic household items.
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Posted: July 26, 2017Categories: Chemistry
Read more »Bring chemistry into the bathroom. Make bath time fun!
Make your own bath bomb from household ingredients and marvel over the fizzy, colourful chemistry happening around you.
Suitable for kids aged 6+
You Need:- Food colouring
- Sweet Almond oil (use different oil if allergic to nuts)
- 10 tablespoons of bicarbonate soda
- 3 tablespoons of citric acid
- 2 large mixing bowls
- 1 large muffin tray
- 1 small glass jar
- Rubber gloves
- Spoons
- Scented oil, glitter or flower petals
- Spoons
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Posted: July 26, 2017Categories: Chemistry
Read more »Play with magic sand that never gets wet!
Why play with ordinary sand when you can make hydrophobic sand that is literally scared of water?
Suitable for kids aged 5+Two ingredients = Too easy!
You Need:- Regular or coloured sand
- Waterproofing Spray (eg. Scotchgard or other fabric protector)
- Baking Tray
What to do:- Spread the sand evenly on the baking tray.
- Spray the sand with the fabric protector.
- Mix
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Posted: July 26, 2017Categories: Chemistry
Read more »Get Totally Messy With Gooey, Magnetic SLIME!
Why make simple slime when you can make super gooey and magnetic slime??
Suitable for kids aged 5+You just need three main ingredients for this slime - too easy!You Need:- PVA Glue (Elmers glue works best)
- Liquid starch (Borax Solution could also be used)
- Iron Filings or Iron Oxide powder
- Mixing Bowl and Spoon
- Magnets
- Disposable gloves
What to do:- Pour
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Posted: July 26, 2017Categories: Chemistry
Read more »Use borax solution to easily grow a delicate crystal snowflake
Grow a crystal snowflake as a pretty Christmas decoration... A great hands-on chemistry project for the festive season.
Suitable for kids aged 4+You Need:- A Wide Mouth Jar
- Pipe Cleaner (white, silver or blue are good choices)
- Borax (available from the supermarket laundry aisle)
- Boiling Water
- Tablespoon
- String
- Scissors
- Pencil
- Food Colouring (optional)
What to do:- Using scissors, cut a pipe cleaner into three equal sections.
- Twist the pipe cleaner sections together
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Posted: July 26, 2017Categories: Chemistry
Read more »Milk Plastic
Make plastic from milk easily using vinegar. Then mould your milk plastic into fun shapes!
Suitable for kids aged 6+ with parental supervisionCAUTIONThis activity involves heating milk in a microwave or on a stove top, and requires adult supervision.You Need:- One cup of milk
- 4 teaspoons of white vinegar
- A microwave safe bowl
- A strainer fine sieve or cloth
- Spoon
- Microwave oven
What to do:- With an adults help, heat the milk in a microwave for a minute or so. It needs to be hot, but not boiling. If you have a liquid thermometer, a good temperature
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Posted: July 26, 2017Categories: Chemistry
Read more »Chip Bag Shrinkies
Shrink your chip bags to less than half their size, then use them as a bookmark or keychain. Polymer chemistry fun!
Suitable for kids aged 10+ with parental supervisionCAUTIONThis activity strictly requires supervision by an adult. It involves the use of a hot oven and handling hot plastic. Ensure that the room is well ventilated, so all fumes given off by the heated plastic chip bag dissipate as quickly as possible.You Need:- Empty bag of chips (plastic outside, aluminium inside)
- Baking tray x 2 (or oven proof plates)
- Sheets of baking paper x 2 (bigger than the chip bag)
- Towel
- Oven mitts
- Oven
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Posted: July 26, 2017Categories: Chemistry
Read more »This COOL chemical reaction spews froth and foam everywhere. Just like a gigantic tube of toothpaste fit for an elephant.
Suitable for kids aged 5+ with parental supervision.You Need:- An empty soft drink bottle (600mL size works best)
- cup of 6% hydrogen peroxide solution (purchased from a hairdresser/beauty supply store or chemist)
- Squirt of dishwashing liquid
- 4 drops of food colouring
- 1 teaspoon of dry bakers yeast dissolved in approximately 2 tablespoons of warm/hot water
- Funnel
- Safety goggles
- Lab smock (optional)
- Tray or foil cake tin to contain mess (optional)
NOTEThe best part of this -
Posted: July 26, 2017Categories: Chemistry
Read more »Glowing Water
Make water glow eerily under a black light using the fluorescent dye found in highlighters. Glowing water can create some exciting special effects when used in fountains, or use it to transfer glow to bubbles, ice and slime.
Suitable for kids aged 8 + with parental supervisionCAUTIONThis science activity involves the use of a sharp knife to cut open a highlighter pen and the ink-soaked felt inside the highlighter. This must only be done by an adult.You Need:- Yellow highlighter felt pen
- UV light, or black light
- Gloves
- Clear glass or container
- Water
What to do: -
Posted: July 26, 2017Categories: Chemistry
Read more »Chocolate leaves
Make some stunning chocolate leaves as a novel and delicious way to learn about the changing states of matter.
Suitable for kids aged 5+ with parental supervisionCAUTIONThis science activity involves the use of boiling water. Hot water must only be handled by an adult.You Need:- Metal or heat resistant bowl
- Saucepan
- Wooden spoon or similar
- Chocolate
- Large non-poisonous leaves (rose, ivy, mample or lemon leaves work well)
- Boiling water
- Clean paintbrush
What to do:- Wash the leaves and dry them gently, careful not to damage
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Posted: July 26, 2017Categories: Chemistry
Read more »Make A Gelatin Disc
Best known for making jelly, gelatin is a fascinating substance that is used as a gelling agent not just in food, but in many other things. Heres how to make your very own gelatin product that can be used in further experiments or in some very cool artwork.
Suitable for kids aged 5 +CAUTION This experiment requires the use of a small amount of hot water. This should be handled with care under the supervision of an adult.You Need:- Small round mould (the underside of a jar lid works well)
- 3 x teaspoons of gelatin
- Cup or glass
- Spoon or icy pole stick
- Food dye
- 40mls of hot water
What
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Energy Stick
Completely safe to touch and handle, simply complete the circuit by touching both electrodes at the end of the stick simultaneously.
