Did you know there are 6 simple machines that make up every complicated gizmo out there? This book introduces the pulley, the lever, the screw, the wedge, the inclined plane and the wheel & axle.
Did you know that light can bend? Help your curious kids learn the important physical properties of light and explore how light adds colors to our world, with this beautiful series on light and color.
Kids can practice reading informational texts and explore the periodic table with this introduction to science topics that will extend to high school chemistry and beyond.
