Blog

Science, circuits, code, and cool tips — all by Nitvi!

circuits

What is a Circuit? Let's Light Up a Bulb!

Learn how electricity flows through a circuit to make a bulb glow. Try the interactive simulator!

Jun 20, 2026
science

Pendulums: Why Do Things Swing?

Explore pendulum physics with an interactive simulator. Learn why pendulums swing and what affects their speed!

Jun 19, 2026
code

My First Python Program: Hello World!

Want to learn coding? Start here! Write your first Python program and understand what code really does.

Jun 18, 2026
experiments

Rainbow in a Glass: Density Experiment

Make a rainbow using sugar water at different densities. A beautiful science experiment you can try at home!

Jun 17, 2026
tips

5 Study Tips That Actually Work (From a 10-Year-Old!)

I'm 10 and I love learning. Here are my favorite study tips that actually help me remember things!

Jun 16, 2026
science

Why is the Sky Blue? The Answer Will Surprise You!

Learn why the sky is blue with a simple explanation and a cool experiment you can do at home.

Jun 15, 2026