Hands-on Geometry Part I guest blog post from Stephanie Moorman
Lego Math - 25 More DIY Educational Activities for Kids...there are some really great ideas in here for preschool and early elementary!
Teaching Array's great for beginning multiplication- Friday Flashback Linky: Geometry, Biographies
Butterfly Fractions. Another way how to learn how to add and subtract fractions with unlike denominators.
Math Teaching Resources
Perimeter and area robots are a great way to complete an area and perimeter unit!
5 Math Games Every Classroom Needs to Play - Freebie and blog post with details about how to play each game
Meeting Sensory Needs For Kids with Autism/Asperger's -- a trick to help with pencil grip!
Writing for Kids
Geometry resources in Laura Candler's online file cabinet - loads of free resources and engaging activities for grades 3 through 6!