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COSMIC STACK gameplay preview
Learn and play Logic
Grades 4-5No account

COSMIC STACK

Stack blocks in space! Build the tallest tower possible in this neon-soaked physics game.

Press SPACE or click to drop block
Learning companion

Turn one round into a learning session

Teaches momentum and gravity physics

Logic & Problem SolvingGrades 4-5 starting point
Before play

Say a simple first plan before moving. Decide what evidence would show that the plan needs to change.

During play

When a move fails, find the first step where the result differed from the plan and revise from there.

After play
  • What was your first plan, and where did you revise it?
  • Which clue helped you choose between two possible moves?
Continue offline

Algorithm Flowchart for Kids

Use Algorithm Flowchart for Kids to show the same skill away from the screen with drawing, labels, examples, or written reasoning.

Support

Plan only the next two moves, test them, and add more steps after the route or rule is clear.

Extend

Find a second successful strategy and compare its number of moves, risks, or decision points.

These are flexible practice ideas, not a grade, diagnosis, or placement test.
Teacher lens

Possible standards-informed practice

These references identify a possible practice connection, not curriculum alignment. Use the evidence prompt to check what the learner can explain away from the score.

Not an assessment or alignment claim
CCSS MP1 Mathematics | Grade K-5 site range

Make sense of problems and persevere in solving them.

A logic puzzle can create an opportunity to plan, test, notice a mismatch, and revise.

Look for this evidenceAsk for the learner's first plan, the point where evidence changed that plan, and one revision they would try next. A score alone is not evidence.

Confirm your school, district, province, state, or country requirements before using any activity in a formal plan.

Teacher Evidence Board
Game guide

How to play

  1. 1Drop blocks from the moving crane
  2. 2Stack them perfectly for combos
  3. 3Watch out for physics wobbles!
  4. 4Build the highest cosmic tower
Quick answers

Questions about COSMIC STACK

Is COSMIC STACK free to play?

Yes. COSMIC STACK can be played for free in a web browser without installing an app.

What skills does COSMIC STACK practice?

Teaches momentum and gravity physics

Can kids play COSMIC STACK on a tablet?

Yes. On mobile or tablet, kids can use: Tap anywhere to drop block.

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