New Exploration Guides and Assessment Questions

Earlier today, we posted ten new Exploration Guides and sets of Assessment Questions. These accompany 10 of our newest science Gizmos. Check them out, and look for more to come in the near future!

• Diffusion
• Osmosis
• Determining Density via Water Displacement
• Element Builder
• Energy Conversion in a System
• Freezing Point of Salt Water
• Moon Phases
• pH Analysis
• Determining a Spring Constant