Variable Battery Power Supply, Holds Up To (4) D Cells - 1.5, 3, 4.5, Or 6 Volts Dc Power With 4Mm Sockets - Can Be Series Or Parallel, Perfect For Electronics, Physics, Or Even Biology Experiments
Game Mitosis Meiosis Learning Center-Grade 6-9, features a Curriculum Mastery Game with 30 illustrated, topic-specific question cards; 1 laminated game board; and materials for four players; 4-panel and visual guide, Write-On/Wipe-Off activities
Stem Explorations- Rollercoaster Building Set, includes over 500 parts plus a battery-powered motor for a single child or team of 2-3 children to build a working Roller Coaster, plus 2 additional models: Ramp and a Half-Pipe, downloadable booklet guide