When you mix blue and yellow you get green. Children often learn this concept of blending colors very early in life. When you mix consonant sounds, by placing two or more consonants next to each other in a word, you end up with blend. There are many consonant blends and Brainspray has lessons for each. However, this lesson simply reviews a brief collection of some popular consonant blends. Before trying this lesson, you should first make sure the student has been through the individual consonant blend lessons.