CK-12 Foundation
Ck 12: Elem Math: Turning Words Into Numbers Using a Place Value Diagram
[Free Registration/Login may be required to access all resource tools.] The interactive PLIX resource allows students to manipulate base ten blocks to observe how changing the value of each type of block affects the total, including...
ICT Games
Ict Games: Abacus
This interactive abacus can be used for addition, subtraction, counting, and place value.
Toy Theater
Toy Theater: Base Ten Blocks
Use these blocks of one and ten to model place value and to visualize the concept of 10.
ABCya
Ab Cya: Base Ten Blocks
ABCya! Base Ten Blocks virtual manipulatives is to help students learn mathematical concepts including addition, subtraction, number sense, place value and counting.
Alabama Learning Exchange
Alex: Decimal War
Students will use base 10 manipulatives to build models of decimal numbers. Students will compare decimal numbers. This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS Project funded by the Malone...
University of Cambridge
University of Cambridge: Nrich: 6 Beads
Use the diagram on this one page website to solve the problem. There are teacher notes and the solution is only a click away.