Loading the game…
Take your time — nothing here can go wrong, and you can always try again.
Ready?
Body Systems
Take your time — nothing here can go wrong, and you can always try again.
Full screen — no distractions
Frequently Asked Questions
- What is "Body Systems" and how do you play it?
- Body Systems is a free, interactive science game designed for 5th Grade students. Follow air, food, blood and nerve signals through the body in order. It supports 1-4 player(s), takes about 20 min, and is rated easy difficulty.
- Is this game free to play?
- Yes — Body Systems is 100% free with no signup required. Just open the page and start playing instantly in your browser on any device.
- What age or grade level is this game for?
- This game is designed for 5th Grade students. The science content is curriculum-aligned for 5th grade level, making it a great supplement to classroom learning.
- Can my child play this game on a tablet or phone?
- Yes. All LittleActivity games work on any device — desktop, tablet, or phone. No app download needed; games run directly in the browser.
- What science skills does this game cover?
- Body Systems covers 5th grade science skills through interactive gameplay. It builds problem-solving, critical thinking, and subject fluency in a fun, no-pressure environment.
More 5th Grade Science Games
Introduction to Cells
Wire each part of a cell to the job it does.
easy20 min
Using a Microscope
Put the steps for carrying, focusing and cleaning up a microscope in order.
easy20 min
Earth's Rotation and Revolution
Sort what Earth's spinning causes from what its trip around the Sun causes.
easy20 min
Moon Phases
Put the phases of the Moon in the order they happen.
easy20 min
Ecosystems
Keep a small ecosystem in balance — like an ecosystem in a bottle.
easy20 min
Gravity, Mass and Weight
Predict whether mass, weight or the pull of gravity changes in each situation.
easy20 min