Scientist (Cub)

Badge Requirements

Choose any two of the following activities from each section (four in total) and demonstrate the experiment to your Leader, explaining any conclusions you have made. You may conduct other experiments agreed with your Leader.

The Physical World

❖        Make a simple switch from household items and demonstrate how it can be used to control a light bulb and battery.

❖        Demonstrate that electrical currents produce magnetic, chemical and heating effects, and explain how it happens.

❖        Show that hot air rises.

❖        Make an artificial rainbow by splitting up a beam of white light.

❖        Make a pin-hole camera and understand principles of operation, e.g. size of hole.

❖        Make a simple compass and show the effects of metallic and magnetic materials upon it.

❖        Make a simple periscope and explain how light is reflected from the object into your eye.

The Living World

❖        Make some yoghurt and find out what type of bacteria is involved in the process and how.

❖        Grow a plant and investigate what happens when light and water are excluded from it.

❖        Use a net and jar to find out how many different creatures live in the water at the edge of a pond.

❖        Set up a wormery or ant colony and record activity over a few weeks.

❖        Grow a bean. When the root and shoot are visible, investigate what happens when the seed is turned upside down and left to continue growing.

❖        Collect seeds from various plants and discover how these are protected and dispersed.

❖        Investigate what happens to your pulse rate before and after exercise.