Free games, step-by-step lessons, and interactive tools — for every grade from K to 5.
Pick your grade and start learning place value step by step.
Learn how numbers are made of tens and ones using blocks and pictures.
Explore the hundreds place and compare 3-digit numbers with confidence.
Work with 4-digit numbers and understand how each place is 10× bigger.
Tackle large numbers — millions, billions and beyond.
Discover tenths, hundredths and thousandths — place value beyond zero.
A friendly introduction to place value — perfect for beginners and parents.
Fun interactive games — no login needed, completely free!
Find the digit in the correct place value position
Build numbers by selecting the right place values
Answer as many place value questions as you can in 60 seconds!
Hit the target by identifying decimal place values
Visual tools to explore and understand place value — no login, completely free.
Full chart from billions to thousandths. Type any number to see each digit highlighted in its correct column — including decimals.
Open Place Value Chart →Enter any number and instantly see it in expanded form. e.g. 4,523 = 4,000 + 500 + 20 + 3. Includes word names.
Open Number Expander →See any number represented as virtual base-10 blocks — ones, rods, flats and cubes. Perfect for visual learners.
Open Base-10 Blocks →