by Meghna Rangarajan | Jun 15, 2025 | Student Blogs
The Underground Network Trees communicate using an underground system called the Wood Wide Web—a real-life network of roots and fungi. The Wood Wide Web is made possible by mycorrhizal fungi—tiny thread-like structures called hyphae that wrap around and enter tree...
by Meghna Rangarajan | Jun 8, 2025 | Student Blogs
What Are Vaccines? Vaccines safely prepare your immune system to fight dangerous germs before you get sick. A vaccine contains harmless parts of a virus or bacteria, such as proteins, sugars, or weakened or inactivated forms of the germ. These pieces are called...
by Meghna Rangarajan | Jun 7, 2025 | Student Blogs
What Are Solutes & Solvents? A solution is a mixture where one substance dissolves into another evenly. The solute is the substance that gets dissolved (example: salt, sugar, or gas like oxygen). The solvent is the substance that dissolves the solute (example:...
by Meghna Rangarajan | May 25, 2025 | Student Blogs
What Is a Wheel and Axle? A wheel and axle is a simple machine that helps us move or lift objects more easily. It has two main parts: a large wheel and a smaller axle (a rod that goes through the wheel’s center). When one part turns, the other turns, too, reducing the...
by Meghna Rangarajan | May 25, 2025 | Student Blogs
What Is the Food Pyramid? The food pyramid is a guide that shows how to eat a balanced diet by choosing the right types and amounts of foods. The pyramid has layers, with the largest group (grains) on the bottom and the smallest (fats and sweets) at the top. The main...
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