US$ 146.77
plastic body with sturdy metal rod
Numbered dicot stem model maps vascular-bundle distribution
EXPLORE IONIC REACTIONS || Designed to introduce learners to the concept of ionic reactions and understand how to write balanced chemical equations while exploring a variety of chemical reactions
Reveals Earth's internal structure through a seven-piece cross-sectional globe whose crust
stacking securely for force
Thionin and Iron Light-Induced Redox Reaction Chemistry Kit Gifts_Kitchen plastic body with sturdy metalLight induced redox kit uses thionin and iron to demonstrate photochemical reactions through visible color changes and electron transfer processes.
US$ 146.77
US$ 146.77
US$ 85.84
US$ 82.69