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Lightybulb is sad again.
Use your brain power to make Lightybulb smile.
Some clues can be found at the bottom of the page!
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Lightybulb 2 - Learning Connections
Essential Skills
Problem Solving - 20 challenging levels
Trial and Error - try again and again
Sequential Reasoning - determine the best sequences

Common Core Connection
MP1 - Make sense of problems and persevere in solving them.
MP7 - Look for and make use of structure.
More Math Games to Play
Lightybulb 2 Clues
Clue 1. Injured switch?
Clue 2. Activate, power up, switch on!
Clue 3. Turn on odd or even?
Clue 4. Only one sequence will work.
Clue 5. Where's the big hand?
Clue 6. How long should you press the switch?
Clue 7. Activate, power up, repeat.


Clue 8. Hidden numbers on the left.
Clue 9. Find the correct sequence.
Clue 10. Familiar? Upsidedown this time.
Clue 11. What's my name?
Clue 12. Activate, activate, activate!
Clue 13. Going up!
Clue 14. Find the correct sequence.


Clue 15. Fractions of numbers.
Clue 16. Genie says, "Your wish is my command."
Clue 17. Keep your finger on the activate button.
Clue 18. Follow the path to 5.
Clue 19. Find the correct sequence.
Clue 20. At 9:00, where is the big hand?