Sink or float - a hands-on science experiment activity for speech therapy - perfect for targeting past tense, future tense, and past tense verbs! Looking for a hands-on, little to no prep speech therapy activity that builds both science understanding AND verb tense skills? This engaging Sink or Float experiment is perfect for targeting past, present, and future verb tenses in a meaningful, real-life context! Students test objects in water while completing structured sentence prompts, making