What A Pickle!

What A Pickle!

Nov 26, 2013 | No Comments

Tweet Turn a gherkin into a battery! You will need: a gherkin (aka dill pickle) a pencil aluminium foil (unused) a small knife (eg penknife) 2 alligator-clip leads a piezo buzzer 12V (small 12V buzzer) Try Maplins or a similar supplier   Instructions 1. Fold a sheet of foil several times to make a thick [...]

‘Fudging’ The Science!

‘Fudging’ The Science!

Sep 26, 2013 | No Comments

Tweet Following on from Fire Rocks! a tasty way to explore some fascinating earth science for older children – especially if they are interested in crystal formation. They can help with the cookery too! If you can, obtain some igneous rock samples. With the children, examine with a magnifying lens, and sort the rocks into [...]

Sweetography

Sweetography

May 16, 2013 | No Comments

Tweet We’ve un-mixed colours before using chromotography – but this time we are using sweets to discover the extra colours! You will need: Smarties, M&M’s or Skittles (1 of each colour) Coffee filters Atall glass Water Table salt A pencil Scissors A ruler 6 toothpicks Aluminum foil An empty 2 litre bottle with cap   [...]

Super Solar Oven

Super Solar Oven

Aug 17, 2012 | No Comments

Tweet You can use the sun’s energy to heat up a tasty treat with this simple solar oven! (Get an adult to help you with the cutting and to advise on the cooking.) You Will Need Cardboard pizza box (the kind delivered pizza comes in) Stanley knife or scissors, Aluminium foil, Clear tape, Large heavy-duty, [...]

De-Tarnish your Silver!

De-Tarnish your Silver!

Mar 28, 2012 | No Comments

Tweet If you have any objects made from silver or plated with silver, you know that the bright, shiny surface of silver gradually darkens and becomes less shiny. This happens because silver undergoes a chemical reaction with sulfur-containing substances in the air. You can use chemistry to reverse the tarnishing reaction, and make the silver [...]

‘Back To Basics’ –Circuits and Conductivity

‘Back To Basics’ –Circuits and Conductivity

Mar 6, 2012 | No Comments

Tweet Circuits and Conductivity Experiment 1 – Series Circuits and Conductivity What You Need Battery, size C Plastic covered wires (ideally with crocodile clips attached) Piece of aluminium foil, about 4 inches by 12 inches Light bulb from a torch (or bulbs in holders if you have them)   Make a Simple Circuit Use the [...]

Hail! Hail! The Gang’s All Here!

Hail! Hail! The Gang’s All Here!

Dec 9, 2011 | No Comments

Tweet Sometimes the sky rains solids. How powerful is your average hailstorm? Try this to find out if the hail in your area even makes a dent. What You’ll Need: Large plastic bowls Gravel or sand Aluminum foil Plastic wrap Wax paper Large rubber bands The next time you think there may be a hailstorm, [...]

Making your own Electroscope

Making your own Electroscope

May 16, 2011 | No Comments

Tweet You Will Need Glass Jar Cardboard Cover or Lid Paper clip Large Nail Two Pieces of Thin Metal Foil   An electroscope is a device that is used to detect static electricity and making your own is quite simple. All you will need is a glass jar with a cardboard cover or lid, one [...]