Welcome to the snug world of bear dens. Kids will explore these intriguing places, and find our how, when, and why they are used. Then they�ll Zigzag through an adventure of discovery: if a den is a bed for a bear, what�s a bed for a tiger? Who else hibernates? Imagine a bear in your house...what would make it happy? Kids will come away knowing more than they think, and wanting to know even more!