Planetary Gear Demonstrator, Size: 24cm x 14cm x 14cm, for explaining the principle of a planetary gear. By setting the internal sun and pinion gears into motion, Class Pack of 10
Game Adding & Subtracting 3-Digit Numbers Learning Center-Grade 3-5, features a Curriculum Mastery Game with 30 illustrated, topic-specific question cards; 1 laminated game board; and materials for four players; Write-On/Wipe-Off
Game Adding & Subtracting Number Sense Learning Center-Grade 3-5, features a Curriculum Mastery Game with 30 illustrated, topic-specific question cards; 1 laminated game board; and materials for four players; Write-On/Wipe-Off