The chemistry of fudge. This is a great way to learn about saturated and supersaturated solutions and the effects of temperature on saturation. Can be a bit pricey, but kids usually have no problem chipping in for fudge!
Sub Plans for Secondary Science- Science Sub Plans
Emergency Sub Plans for Secondary Science pack containing 5 emergency sub plans that are meaningful, easy to use, and relate to student lives. Get the best selling & highest rated high school science sub plans on TPT.