Don’t close this browser tab!

This Mystery is being downloaded to your device so you can play it at home without an Internet connection.

Keep this tab open once it's downloaded in order to play the Mystery.

If you experience problems, please talk to your teacher.

0% Cancel
How can we protect Earth's environments?

How can we protect Earth's environments?

Lesson narration:
Scroll for prep
Full Screen
Controls Icon Exit Full Screen
Slide Image
DISCUSS:
What do you think could be causing the smelly green muck in all these bodies of water?
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen

DISCUSS:

Why do you think a little algae is good for fish, but a lot of algae is bad for fish?

Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Slide Image
DISCUSS:
What might cause algae to grow more now than it did before?
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Slide Image
DISCUSS:
How could fertilizer move from a lawn on land all the way to a lake?
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen

DISCUSS:

Imagine you live in a lakeside town that’s having problems with harmful algae blooms.

How could the town fix this problem?

Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Step
01/16
Today you will work in a team of three. Your team will work together
against the algae. Decide who will be Player 1, Player 2, and Player 3.
Full Screen
Controls Icon Exit Full Screen
Step
02/16
Get your supplies.
Full Screen
Controls Icon Exit Full Screen
Step
03a/16
Add 6 patches of algae to each of your 3 lakes.
1 square = 1 patch of algae.
Full Screen
Controls Icon Exit Full Screen
Step
03b/16
Your team wins if you get all 3 lakes to a healthy amount of algae (only
the gray squares on the map). Your team loses if any 1 lake fills up
fully with algae.
Full Screen
Controls Icon Exit Full Screen
Step
04a/16
Cut all four Prevent It! projects along the dotted lines.
Fold them along the solid line.
Full Screen
Controls Icon Exit Full Screen
Step
04b/16
All Players: Read the Prevent It! projects.
Full Screen
Controls Icon Exit Full Screen
Step
05/16
Place the 4 Prevent It! projects above your map.
Full Screen
Controls Icon Exit Full Screen
Step
06a/16
Quick Fix cards let you remove some algae right away—but they also
have consequences.
Full Screen
Controls Icon Exit Full Screen
Step
06b/16
Cut along the dotted line on your Consequences sheet.
Put your Consequences sheet and dice to the side for now.
Full Screen
Controls Icon Exit Full Screen

If you need a natural stopping point!

Teachers: If you are short on time, this is a good stopping point.

Now that the game pieces are all set up, you can come back and play Bloom Busters next time.

If you’re continuing right now, advance to the next slide.

Full Screen
Controls Icon Exit Full Screen
Step
07/16
Place the Progress Deck facedown on the Progress Deck space.
Full Screen
Controls Icon Exit Full Screen
Step
08/16
Player 3: Put your name on the End-of-Round Algae Growth
Tracker. Attach a paper clip pointing to “Add 3 algae to each lake”
on the tracker.
Full Screen
Controls Icon Exit Full Screen
Step
09/16
All players: Take 2 cards from the deck.
Place them face up in front of you. These are your starting cards.
Full Screen
Controls Icon Exit Full Screen
Step
10/16
Example round: Player 1 takes a card from the deck, talks with their
teammates about what to do, and plays 1 card. Player 2 and Player 3
do the same on their turns. The round is now over.
Full Screen
Controls Icon Exit Full Screen
Step
11/16
Now you try!
Starting with Player 1, everyone in your team take one turn.
Pause after Player 3 takes their turn.
Full Screen
Controls Icon Exit Full Screen
Step
12/16
Player 3: Look at your Algae Tracker and see where the paper clip is
pointing. Add that amount of algae to EACH of the 3 lakes.
Full Screen
Controls Icon Exit Full Screen
Step
13/16
Example Turn: When you complete a Prevent It! project, follow
instructions for rewards. Then flip your Prevent It! project over and
stack used Progress cards on the back.
Full Screen
Controls Icon Exit Full Screen
Step
14/16
Play the rest of the game with your team.
Need help? Check the Rules page.
When you've finished playing the game, click the arrow to discuss.
Full Screen
Controls Icon Exit Full Screen
Step
15/16
Discuss:
Full Screen
Controls Icon Exit Full Screen
Step
16/16
Discuss:
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Slide Image
DISCUSS:
Did you try any Prevent It! projects during the game?
What were the pros and cons?
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Slide Image
Full Screen
Controls Icon Exit Full Screen

oxygen


1 of 8

a type of gas that animals use to breathe and that plants release
Full Screen
Controls Icon Exit Full Screen
Slide Image

nutrient


2 of 8

a substance that living things need to grow and stay healthy
Full Screen
Controls Icon Exit Full Screen
Slide Image

fertilizer


3 of 8

a material that contains nutrients to help plants grow
Full Screen
Controls Icon Exit Full Screen

runoff


4 of 8

water that moves across a surface, often carrying materials with it
Full Screen
Controls Icon Exit Full Screen
Slide Image

algae


5 of 8

tiny living things in water that produce their own food, like plants do
Full Screen
Controls Icon Exit Full Screen
Slide Image

algae bloom


6 of 8

a quick increase in the amount of algae growing in an area
Full Screen
Controls Icon Exit Full Screen
Slide Image

environment


7 of 8

all the living and nonliving things in a particular place
Full Screen
Controls Icon Exit Full Screen
Slide Image

disadvantage


8 of 8

something that is bad or reduces the chances of success
Full Screen
Controls Icon Exit Full Screen
Lesson narration:

Activity Prep

Print Prep

In this lesson, students discover what happens in unbalanced ecosystems and how that can lead to an overabundance of algae and harmful algal blooms. In the activity, Bloom Busters, students play a game in which they obtain and combine science ideas in order to help a community respond to and prevent harmful algal blooms.

Preview activity

Exploration

20 mins

Wrap-Up

7 mins

Extend this lesson