Spelling Words Soft Blocks. Teaching Colors and Spelling of Color Words. Multiple Lessons Per Set. Identify, Spell, Count, 30 Soft Blocks. Designed By Special Education Teacher For School Readiness. 1 inch primary color cubes for common core learning standards Teach your child colors, spelling of color words, sorting, and counting. Identify Colors and Letters activity for young children. Safe, Non-Toxic, Soft cubes will last for years. School Readiness for Colors. This set does not include all of the alphabet letters.