Free Experiments
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Posted: July 26, 2017Categories: Weather
Read more »Spinning Earth And Ocean Marble
Can you keep your ocean-marble on the spinning cardboard-earth for three whole rotations!? A fun way to model the spinning earth and learn about how spin effects weather.
Suitable for kids aged 6+ with parental supervision.
Young children will need an adult to help make the model earth, it requires cutting thick cardboard and measuring. No assistance should be needed for the actual spinning of the cardboard earth.You Need:- Large piece of thick cardboard
- Push pin
- String
- Blutak
- Scissors
- Pencil
- 60cm ruler
- Foil
- Marble
What to -
Posted: July 26, 2017Categories: Weather
Read more »Cause a tsunami by erupting a canister full of bubbling gas underwater
Suitable for kids aged 10+ with parental supervisionCAUTIONThe canister lid comes off with a lot of force, stand back and be careful to stay right out of its way.You Need:- Empty film canister with tight fitting lid or something similar
- Plasticine
- Alka-Seltzer tablet (available from the supermarket)
- Tub or bucket (preferably transparent)
- Water
What to do:- Mould enough plasticine around the bottom of the film canister to give it the appearance of a volcano and enough weight to keep it down in the tub of water.
- Fill
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Posted: July 26, 2017Categories: Weather
Read more »Sugar Landscape
Use a sugar cube to explore how rain changes our landscape
Suitable for kids aged 4+You Need:- Sugar cube
- Eyedropper or pipette
- Small plastic lid (or saucer) to sit the sugar cube on
What to do:- Practice using the eyedropper by sucking-up some cold tap water from a glass (or other container), then gently squeezing the water back into the glass one drop at a time. Dont squeeze too hard or the water will come squirting out as one stream. You need to be able to master raining one drop at a time to continue with
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Posted: July 26, 2017Categories: Weather
Read more »Make your own hot air balloon
There is something very cool about things that fly - this homemade hot air balloon is no exception.
Suitable for kids aged 8+ with parental supervisionYou Need:- Garbage Bag
- Duct Tape (or a plastic packing strip)
- Hair Dryer
What -
Posted: July 26, 2017Categories: Weather
Read more »Erupting Volcano Project
Use things from around the home to construct a volcano and make it erupt using a chemical reaction.
Suitable for kids aged 5+, with adult supervisionYou Need (for structure):- What you need for this project will depend on how you choose to make the volcano structure. If you are in a hurry you can use moist soil or sand outside, or you can spend longer making a paper mache or foil structure. Each of these methods are descibed below.
You Need (for eruption):- Plastic cup, container or bottle
- Baking Soda
- Vinegar
- Detergent
- Red dye
What to do (volcano structure):Moist sand or dirt volcano This is the quickest way to make your -
Posted: July 26, 2017Categories: Weather
Read more »Tornado In A Bottle
Tame the destructive force of a tornado by creating a mini one in a bottle. It's fun and easy!
Suitable for kids aged 4+You Need:- Empty plastic bottle with lid. Any size, 500ml works well
- Two drops of liquid detergent (clear detergent works best)
- Teaspoon of glitter (optional)
- Food colouring (optional)
What to do:- Almost fill the plastic bottle with cold tap water.
- Add the liquid detergent.
- Add glitter to the bottle.
- Screw on the cap tightly.
- Hold the bottle by the neck and turn it upside down.
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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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