His goal is simple. Penrose wants to show children a side of science they don't often see -- the fun side ...his experiments allow young minds to discover the natural world by using their own hands... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.