rubber band
Two Sound Detectors!
Tweet 1) Examine how the ear detects the arrival of sound. You will need: A rubber band Uncooked rice Plastic bowl Scissors Saucepan Large spoon A piece of plastic Sticky tape Instructions: Cut the piece of plastic so that it is bigger than the top of the bowl. Tape the plastic down to keep [...]
Tornado – Zooka!
Tweet Toy manufacturers sell air blasters that send bursts of air whizzing across the room. In this science experiment we are going to build our own homemade ‘Airzooka’. This is a larger scale project suitable for all age groups with adult help needed in the construction. You will need: Plastic Dustbin or 5 [...]
Egg-Shocker!
Tweet If you are organising an egg drop challenge here is an unusual method of protecting your egg. We can’t say from what height exactly this will work (that’s for you to discover), however those who have tried this have reported that utilizing stretchy nylon stockings to protect an egg from impact works well (if [...]
‘Hand-Made’ Experiment
Tweet Working with other important parts of your body, muscles perform an important task. Learn about how they work by making a model hand with working muscles and tendons. You Will Need A piece of card the size of your hand A pen or pencil Scissors String Instructions: Take the piece of card [...]
This Sucks!
Tweet This Sucks! …Or…How to make your own model Vacuum Cleaner! A vacuum cleaner is able to suck dirt off carpet because high pressure air from outside it flows toward low pressure air inside. In an electric vacuum, a fan causes air inside the vacuum to move quickly, which lowers the air pressure, causing suction. [...]
Fantastic Forensics : Study a Crime Scene of Your Own
Tweet Fantastic Forensics : Study a Crime Scene of Your Own Learn about crime scene investigation with these hands-on activities: look for clues at your own “crime scene” and do some fingerprint lifting. You will need Tweezers Ziplock bags or envelopes Microscope with slides and cover slips if you have them 10x or stronger magnifying [...]
I Can See Right Through It!
Tweet Here’s a science magic trick that relies on a visual illusion – an optical illusion of sorts – to create a seemingly ordinary-looking tube, but with gimmicking that hides a secret compartment. You show an apparently empty tube and then magically produce items from it such as ribbons or handkerchiefs! You Will Need Two [...]
Eggs To ‘Dye’ For!
Tweet Here is an Egg / Vinegar combination. This is a bit more ‘crafty’ and you end up with some cool looking dyed eggs! You Will Need One teaspoon white vinegar About 20 drops of liquid food colouring White-shelled hard-boiled eggs Large and small bowls A Cup To Dye a Single Colour: 1. Line a [...]
Create your own lungs
Tweet What you’ll need: A clean dry plastic bottle Sharp scissors 2 Balloons Modelling clay, play dough or blue tack Rubber band Instructions Take the plastic bottle and using the scissors, carefully cut off the base of the bottle. Place the straw in one of the balloons and wrap the rubber band around the [...]
The Lemon Diver
Tweet You will need: Water A Lemon (or any citrus fruit) A Knife Scissors A Balloon A Rubber Band A Jam Jar or Large Pickle Jar Instructions Cut the tip (neck) of the balloon off. Cut the lemon peel away from the lemon. Using a large cut of lemon peel, create the shape of a scuba [...]