Polar Bears are amazing animals, with good sense of smell and great at swimming. They hibernate between 5 and 8 months. Try our new Alabaster stone carving kits. Alabaster is a semi-translucent stone from Spain and finishes a beautiful white. Use water to shape the stone with all supplies included in our premium level kit. Comes with a fold up diorama and cool fun facts about the animals. Great for ages 8+... It would take about 2 hours to complete. Our visual instructions now have QR codes to provide helpful videos for each step.