SMART Technologies
Smart: Factors and Multiples
Students are introduced to prime numbers, composite numbers, prime factorization, greatest common factor, and least common multiple in this SMART whiteboard activity.
ClassFlow
Class Flow: Number Sense Related to Division
[Free Registration/Login Required] This flipchart introduces divisibility, primes and composites, averages, and estimating quotients.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Brincos Y Numeros
In Spanish. Find patterns with numbers less than 50. Also there is an activity to introduce the concept of multiplication.
University of Vienna (Austria)
University of Vienna: Set of Solutions
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.).