8 years & up. Experience the power of gravity with the Gravitrax Lifter Expansion Set! With over 25 additional elements, increase the action by taking your marble run experience to a whole new level. Add the Lifter to the Gravitrax Starter Set and raise the marble two levels higher by pressing a button-operated elevator. Gravitrax Starter Set not included.
Grades K - 5. Learn all about the alphabet of the universe - the periodic table of elements. This dynamic combination of the ScienceWiz™ books, kits and internet resources provide the content and materials for meeting National STEM Requirements. Students will gain the skills necessary to do scientific inquiry and will develop a rich framework of knowledge in the areas of Chemistry and Technology, as well as an enriched historical and social perspective. Kit contains twelve 40 page student… More »
4 - 8 years. There are thousands of volcanoes all over the world. Some erupted millions of years ago and are quiet now. Others are newer and still active. Still others are being formed right now. Geologists study volcanoes-and so can you. Learn how the very structure of the earth predicts where they are found, and explains how they form and what makes them suddenly, and violently, erupt. Paperback. 32 pages.
8 years & up. Experience the power of gravity with Gravitrax! Increase the action by increasing the height of your run with the Gravitrax Building Expansion. With over 25 additional elements, expand your Gravitrax Starter Set vertically combining height tiles, base plates, freefalls, switches, and even another level. Test yourself to see how high you can build your track before reaching the finish. Gravitrax Starter Set not included.