Count One to Fifty
Rocket to Fifty!
Count from 1 to 50 — the rocket rises higher with every ten!
At 50, it blasts off into space! 🌙
Introduction
Explore numbers up to 50 by counting in groups of ten and skip-counting by fives. Launch the rocket — it rises higher with every ten numbers you count, and blasts off when you reach 50!
Counting by Tens
When we count to 50, we move through five groups of ten: 10, 20, 30, 40, 50. Between each multiple of ten we count the units: 21, 22, 23, … 29, 30. Recognizing these patterns makes counting faster and more confident.
Skip-Counting by Fives
Skip-counting means jumping ahead by the same amount each time instead of counting one by one.
Skip-counting by 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50.
Every number in this sequence ends in either 0 or 5. This pattern is one of the most useful in everyday mathematics — from reading a clock (5 minutes, 10 minutes…) to counting money (5¢, 10¢, 15¢…).
Say these out loud: 5… 10… 15… 20… There is a musical rhythm to skip-counting by fives!
Quick practice
Answers stay in this session until XP and mastery sync to your profile.
Skip-counting by 10s: 10, 20, ___, 40, 50
What comes next when skip-counting by 5s? 15, 20, 25, ___
True or False: All numbers in the skip-count by 5s sequence (5, 10, 15 … 50) end in either 0 or 5.
How many 5s make 35? (5 × ___ = 35)
Which number is NOT in the skip-count by 5s sequence?
For the full tabbed flow with scoring summary, open the Practice tab above.