Heptagrama (in English)

Smile! We are back!
Smiile! We are back!

IMPORTANT: I rebooted Heptagrama in 2023. All articles will slowly come back. In the meantime, you can read them in the archive.

Here you have our latest articles. You will find more in the menu in a few days. Enjoy them!

Why are drops round?

Liquids form spherical drops because in that shape its molecules attract to each other with the most similar strength.

Number names in English and Spanish

Learn or review the correct name of numbers in English and Spanish: cardinal, ordinal and fractions.

Why is it important to study?

Mainly because studying allows you to learn, and learning transforms your life forever and for the better.

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