Bøker utgitt av Astra Publishing House

Now in paperback and filled with stunning full-color photographs, Steve Swinburne's concept book introduces children to the basics of shadows. He then leads them on a shadow hunt, playing a game called "Guess Whose Shadow?," in which young ones will discover there's more to shadows than first meets the eye.

When Tim and his family stay in a country cottage, spooky sounds are keeping him awake. Are the sounds made by ghosts at the window, or monsters climbing the stairs? A simple science lesson on sound provides the answers. Full-color illustrations.

After Jake and Leo move into their grandfather's old house, they receive a mysterious postcard about treasure maps in the attic. Following the clues on the maps, Jake and Leo discover their neighborhood and find a real treasure right in their own backyard. This title emphasizes the concept of coordinate graphing. Full-color illustrations.

While Grandma is out taking her morning walk, Kelly reaches for Grandma's button box and tips it over, spilling out buttons in every shape, size, and color. Kelly and her cousins try to sort the buttons and get them back in the box before Grandma returns. This title encourages children to learn about sorting. Full-color illustrations.

Anna's father finally lets her keep her cat's newborn kittens when she cleverly gets them out from underfoot by building a "kitten castle", using all sorts of objects from around the house. Teaches the math concept of geometry and shapes. Full-color illustrations.

When Max misplaces his digital watch, he replaces it with an analog watch that he does not know how to read and finds himself late for everything. Full-color illustrations.