Mix together 400g of bicarbonate of soda and ¾ cup of water in a bowl to make a mixture the texture of wet sand. Add a few drops of your favourite food colouring to the water before mixing.
Mould simple egg shapes and push small dinosaur toys into the centre
Place onto a tray lined with baking paper to dry for 24-48 hours.
Once dried, hide in the garden in a dinosaur nest ready for the kids to find them.
Provide simple tools for the kids to uncover their baby dinosaurs. It’s messy, so be sure to keep outdoors.