Brilliantly bring nature to life with the vivid images and simple text of these award-winning early science Big Books. Each oversized book measures 14...
Students discover how fossils are formed, learn why they are important to us and what they can tell us about the Earth's past by casting and painting ...
Set of three electric car kits and manual. Performs 2 experiments. This activity kit includes enough materials for three groups of students (up to 11 ...
Designed for high school and elementary college courses, these rock and mineral specimens provide a complete range of materials for comparisons of ign...
This set allows students to see, firsthand, the differences between an extremely light wood and a very heavy wood — in this case balsa and lignum vita...