Journey to the Earth's Core Play & Learn Puzzle [Toy] Have you ever wanted to dig a hole all the way to the other side of the Earth? What is the deepest that anyone has gone? What did they find along the way and what stopped them from going further? This puzzle explores whats under the surface the Earth  all the way to the mysterious core. So pick up your shovel and hard hat and get ready to dig! The puzzle is 24" in diameter, 212 pieces. The Puzzle Glows in the dark. The box includes a 19" x 27" poster