This presentation will walk your class through the definition of the equal sign and then explain WHY we can write equations on both sides of the equal sign. For example, 2+2=1+3. Celebrate Dr. Seuss' birthday and still do math with this vibrant, fun lesson. Some fonts may not appear correct if you do not have them on your computer. Simply resize them to fit in whatever fonts you have if it doesn't "look right" to you. The corresponding worksheet can be downloaded from my TPT store.