Substances Books

A list of various gemstones and their prices, highlighting the differences in value.

Inferno and his swamp monster companion embark on an exciting adventure through outer space. They encounter various celestial bodies, face dangers, and meet new characters. T…

What happens to food after it is swallowed by a dog?

Cendy introduces Goals Town, a place where people build their goal houses. She describes the town's features and the challenges they face from the Quarantine Gang. The townsp…

An informative book explaining the concept of gravity, its main ideas, importance, and effects on different substances. Includes a glossary.

An informative book about the different parts of a cell, their functions, and analogies to help understand them.

The story explains the causes and effects of air pollution, emphasizing human activities. It also mentions specific pollutants and their impact on climate change and health.

An informative book explaining the different types of passive and active transport in cells.