🪙
Count by 20s Treasure Hunt
🏴☠️
Master Counting by 20s!
Collect treasure chests packed with 20 gold doubloons, add two tens at a time, and unlock underwater pirate fortunes!
1
Pirate Doubloons Rule (Concept)
Chest stacks of 20, adding +2 to tens digit!
2
Visual Example Explorer
Observe 4 interactive +20 treasure sequences!
3
Practice Arena (10 Qs)
Use keypad & 20-doubloon helper to solve blanks!
4
Timed Treasure Quiz
12 minutes, 10 questions with single & double blanks!
5
Chest Tile Ordering Challenge
Arrange scrambled 20s tiles in order (Exactly 3 Levels)!
6
Full Sequence Constructor
Type out complete 20s sequences for 3 pirate treasure ranges!