A hobbycraft online exclusiveclay volcano project bundle rrp 1405 save 205rock your crafts to build a clay volcano with your kids perfect for a little educational fun simply follow the how to on our blog and use these materials to get stuck in with this fun and easy craft project if youre looking for simple and fun arts and crafts ideas to enjoy with your kids on their school holidays this is the ideal activityyoull have everything you need to get started making your volcano wit