Basic

Hot & Cold

Pick your question types, then test your changing-state knowledge!

Which questions?

How many questions?

Time per question?

Question 1 of 10
Score: 0

Paused

Game over!

0 / 0

Runs entirely in your browser — no data is sent anywhere.

About this hot & cold game

This free chemistry game helps young kids learn what happens when things melt, freeze, evaporate and condense as they heat up or cool down. Choose which question types to include, set your question count and time limit, then see how many you can get right.