Anthills are designed to protect ants from the weather. An anthills dome shape helps the anthill absorb the Suns heat. Find out more in Anthills a title in the Natures Engineers series. Natures Engineers is a series of AV2 media enhanced books. Each title in the series features easy-to-read text stunning visuals and a challenging educational activity. A unique book code printed on page 2 unlocks multimedia content. These books come alive with video audio weblinks slideshows activities hands-on