If you start Cubs when you're aged 7 or 8, you may start on the Bronze Boomerang and then continue on to Silver and Gold. If you're older when you start, you might start off on Silver or Gold. Each Boomerang takes around a year to complete and is done with the Cub Pack as part of our program.

	Bronze Boomerang	Silver Boomerang	Gold Boomerang
Choose any 3 from Tests 8-14     (when added to Tests 1-7, you'll have finished 10 tests to complete your Boomerang)
Test 10 - Scientific Discovery (The World Around us)
Cub Scouts will be required to do any two of the following
Biology	Grow some seeds on cotton wool and observe what happens.	Observe how an animal, bird, reptile or insect develops and behaves. Report on your findings.	Explain what the major organs in the human body are and how they work.
Chemistry		Perform an experiment that shows the difference between gas, liquid and solid states.	Perform an experiment that shows a chemical reaction. Explain what has happened.
Geology	Identify five different rocks and tell where you found them.	Explain how volcanoes erupt and earthquakes occur. Show an experiment that illustrates one of these.	Explain what minerals and fossil fuels are and how they are formed. Talk about the minerals found in your area.
Physics	Explain the composition of air Perform an experiment that shows how oxygen can be used up.	Show you understand the weather forecast. Show how rain is formed.	Demonstrate how sound moves through air, water or a solid object.
Estimation	Measure your hand and foot. Using these measurements, estimate: the width of your Scout Hall the height of a Cub Scout.	Estimate the following: the distance from your Scout Hall door to the road the distance from one end of the Hall to the other the height of a flagpole or tree. Check how accurately you have estimated by measuring these.	Make a sundial and use it to tell the time. Measure the height of an object using the stick and shadow method. or Find North using a non-digital wrist watch. or Find South using the Southern Cross.

  This Boomerang test can also be found on pages 26 (Bronze), 41 (Silver) and 56 (Gold)
of your yellow Australian Cub Scout Record Book.