Whiteboard
SMART Technologies

Smart: Factors and Multiples

For Teachers 3rd - 6th Standards
Students are introduced to prime numbers, composite numbers, prime factorization, greatest common factor, and least common multiple in this SMART whiteboard activity.
Whiteboard
ClassFlow

Class Flow: Number Sense Related to Division

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart introduces divisibility, primes and composites, averages, and estimating quotients.
Activity
Instituto Latinoamericano de la Comunicacion Educativa

Red Escolar: Brincos Y Numeros

For Students 3rd - 5th Standards
In Spanish. Find patterns with numbers less than 50. Also there is an activity to introduce the concept of multiplication.
Unknown Type
University of Vienna (Austria)

University of Vienna: Set of Solutions

For Students 9th - 10th Standards
Interactive assessment in which the solution set of an equation is found. Combines equation solving skills with set notation, introduces empty sets, intersections, subsets of real numbers (rational, integer, prime, etc.).