'Spikey by nature' is a joyful outdoor activity suitable for young children of all abilities. The aim of spikey by nature is to collect many different types of leaves and count their spikes. This allows children to better understand nature, their environment, and how to create Carroll diagrams.


  • Pencil/Ruler/Paper


How many leaves can you find within the woodland. Use the Carroll diagram to record your findings. Use the diagram below to give you a head start (for lower abilities use other diagrams eg. Venn Diagram).

An example of how you can record data

Safety Tips

Make sure your adhering to the best practise with regard to group management around the woodland.