Sodium light source, 20W low pressure discharge lamps for spectral work. Delivers approximately 350 lux at 20 cm and more than 90% of the light is concentrated in the doublet at 588.9/589.5 nm. Faint lines of the mercury spectrum are also visible.
Wankel Engine, Rotary Engine Model, plastic housing enables the students to see the internal structure at all angles. The rotor starts moving when the switch is turned on. It is powered by 110V AC
Planetary Gear Unit for Students, mall-size unit for explaining the principle of planetary gear. By setting the internal, sun and pinion gears at different motions
Game Congruence Transform & Symmetry 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 activities
Game Introduction To Integers 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 guide, Write-On/Wipe-Off activities
Game Hundred Counting Chart Learning Center-Grade 1-2, features a Curriculum Mastery Game with 30 illustrated, topic-specific question cards; 1 laminated game board; and materials for four players; 4-panel guide, Write-On/Wipe-Off activities
Game Len Capacity Weight Temperature Learning Center-Grade 1-2, 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 activities
Game Add Subtract Decimals 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; 4-panel guide, Write-On/Wipe-Off activities
Game Arithmetic Sequences 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 guide, Write-On/Wipe-Off activities
Game Introduction To Algebra 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; 4-panel guide, Write-On/Wipe-Off activities
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