Created by sheri.hemby, last updated 2015-11-13 Strike 'em Down & Add 'em Up! Details All Things Being Equal Details 100 Puzzles Details Measurement Details Number Sense and Computation Details Just a Minute Details Estimation Details Hexagon Hunt Details Fun with Shapes Details String Shapes Details Pyramids and Triangles Details Castles Inside and Out Details Toothpick Patterns Details Tricky Tangrams Details Tangram Challenge Details Exploring Tessellations (Grades K-2) Details The Four-Square Quilt Details Twisted Tesselations Details Loopy Geometry Details Paperfolding Polyhedrons Details Number Sense and Computation Details