Clock Boards Write-On/Wipe-Off This ball features 75 facts

This ball features 75 facts and questions about tobacco prevention

Included: 100 x Addition Subtraction Mystery Math Sliders

for 20 mins at 121°C

10W filament bulb and plastic accessories for high-quality optical experiments

Designed for use in professional laboratories but is an ideal choice for science classrooms and household use

Clock Boards Write-On/Wipe-Off This ball features 75 factsFeatures digital and analogue clock faces. Wipe clean clock boards. Includes activity guide. Premium Quality: This item is made of high quality, heavy duty and durable materials. Designed for use in classrooms, household and educational settings. If you need custom order with different sizes design, please contact us. Safely Packaged to avoid being damaged during transportation.